{"id":11877,"date":"2023-12-30T11:02:20","date_gmt":"2023-12-30T07:32:20","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/"},"modified":"2023-12-30T11:02:20","modified_gmt":"2023-12-30T07:32:20","slug":"%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/","title":{"rendered":"\u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0628\u0634"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_1_%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%81%d8%b1%d9%85%d8%a7%d9%86_%e2%80%98expr\" >\u0645\u062b\u0627\u0644 &#8211; 1: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0641\u0631\u0645\u0627\u0646 &#8216;expr&#8217;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_2_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%e2%80%9clet%e2%80%9d_command\" >\u0645\u062b\u0627\u0644 &#8211; 2: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 &#8220;let&#8221; Command<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_3_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d9%88_%d8%a8%d8%b1%d8%a7%da%a9%d8%aa\" >\u0645\u062b\u0627\u0644 \u2013 3: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_4_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%81%d8%b1%d9%85%d8%a7%d9%86_%e2%80%98bc_%d8%a8%d8%b1%d8%a7%db%8c_%d8%a7%d8%b9%d8%af%d8%a7%d8%af_%d8%b4%d9%86%d8%a7%d9%88%d8%b1_%db%8c%d8%a7_%d8%af%d9%88%d8%aa%d8%a7%db%8c%db%8c\" >\u0645\u062b\u0627\u0644 &#8211; 4: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0641\u0631\u0645\u0627\u0646 &#8216;bc&#8217; \u0628\u0631\u0627\u06cc \u0627\u0639\u062f\u0627\u062f \u0634\u0646\u0627\u0648\u0631 \u06cc\u0627 \u062f\u0648\u062a\u0627\u06cc\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84-5_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d8%b3%d8%aa%d9%88%d8%b1_printf_%d8%a8%d8%b1%d8%a7%db%8c_float_%db%8c%d8%a7_double_number\" >\u0645\u062b\u0627\u0644-5: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 printf \u0628\u0631\u0627\u06cc Float \u06cc\u0627 Double Number<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84-6_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d8%b3%d8%aa%d9%88%d8%b1_awk_%d8%a8%d8%b1%d8%a7%db%8c_%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa_%d8%ad%d8%b3%d8%a7%d8%a8%db%8c\" >\u0645\u062b\u0627\u0644-6: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 awk \u0628\u0631\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%85%d8%ab%d8%a7%d9%84-7_%d8%af%d8%b1%d8%b5%d8%af_%db%8c%da%a9_%d9%85%d9%82%d8%af%d8%a7%d8%b1_%d8%b1%d8%a7_%d9%85%d8%ad%d8%a7%d8%b3%d8%a8%d9%87_%da%a9%d9%86%db%8c%d8%af\" >\u0645\u062b\u0627\u0644-7: \u062f\u0631\u0635\u062f \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa-%d8%ad%d8%b3%d8%a7%d8%a8%db%8c-%d8%a8%d8%b4\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 6<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div id=\"wpbody\">  \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 bash \u0634\u0628\u06cc\u0647 \u0633\u0627\u06cc\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0646\u06cc\u0633\u062a.  \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0647\u0627\u06cc bash \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0627\u0646\u0646\u062f \u0633\u0627\u06cc\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0646\u0648\u06cc\u0633\u06cc \u0628\u0627 \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u06cc\u0627 \u0627\u0639\u062f\u0627\u062f \u062f\u0648 \u0628\u0631\u0627\u0628\u0631 \u0634\u0648\u062f.  \u0627\u0628\u0632\u0627\u0631 \u0641\u0631\u0645\u0627\u0646 \u062f\u06cc\u06af\u0631\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f bash \u0628\u0631\u0627\u06cc \u062d\u0644 \u0627\u06cc\u0646 \u0645\u0633\u0626\u0644\u0647.  \u0627\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_1_%d8%a8%d8%a7_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%81%d8%b1%d9%85%d8%a7%d9%86_%e2%80%98expr\"><\/span>\u0645\u062b\u0627\u0644 &#8211; 1: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0641\u0631\u0645\u0627\u0646 &#8216;expr&#8217;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0642\u062f\u06cc\u0645\u06cc \u062a\u0631\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 bash \u0627\u0633\u062a &#8216;<strong>expr<\/strong>&#8216;.  \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0641\u0642\u0637 \u0628\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0635\u062d\u06cc\u062d \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f \u0648 \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u062f\u0631 \u0622\u0646 \u0686\u0627\u067e \u0645\u06cc \u06a9\u0646\u062f terminal.  \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0632 &#8221; \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0628\u0627\u06cc\u062f \u0627\u0632 \u0641\u0627\u0635\u0644\u0647 \u0628\u0627 \u0647\u0631 \u0639\u0645\u0644\u0648\u0646\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<strong>expr<\/strong>\u0641\u0631\u0645\u0627\u0646 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0647\u0631 \u06af\u0648\u0646\u0647 \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>expr.bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0628\u0631\u0627\u06cc \u062f\u0627\u0646\u0633\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 &#8220;<strong>expr<\/strong>&#8216; \u0641\u0631\u0645\u0627\u0646<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;height:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><\/p>\n<p><span class=\"co0\"># \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0631\u0634\u062a\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f<\/span><br \/>\n<span class=\"kw2\">expr<\/span> <span class=\"st_h\">&#8217;10 + 30&#8242;<\/span><\/p>\n<p><span class=\"co0\"># \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0631\u0634\u062a\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f<\/span><br \/>\n<span class=\"kw2\">expr<\/span> <span class=\"nu0\">10<\/span>+<span class=\"nu0\">30<\/span><\/p>\n<p><span class=\"co0\">#\u0627\u0641\u0632\u0648\u062f\u0646 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">expr<\/span> <span class=\"nu0\">10<\/span> + <span class=\"nu0\">30<\/span><\/p>\n<p><span class=\"co0\">#\u0645\u0642\u062f\u0627\u0631 \u0628\u0627\u0642\u06cc\u0645\u0627\u0646\u062f\u0647 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0628\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">expr<\/span> <span class=\"nu0\">30<\/span> <span class=\"sy0\">%<\/span> <span class=\"nu0\">9<\/span><\/p>\n<p><span class=\"co0\">#\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 expr \u0628\u0627 \u0628\u06a9\u062a\u06cc\u06a9 <\/span><br \/>\n<span class=\"re2\">myVal1<\/span>=<span class=\"sy0\">`<\/span><span class=\"kw2\">expr<\/span> <span class=\"nu0\">30<\/span> <span class=\"sy0\">\/<\/span> <span class=\"nu0\">10<\/span><span class=\"sy0\">`<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$myVal1<\/span>  <\/p>\n<p><span class=\"co0\">#\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 expr \u062f\u0631 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 <\/span><br \/>\n<span class=\"re2\">myVal2<\/span>=$<span class=\"br0\">(<\/span> <span class=\"kw2\">expr<\/span> <span class=\"nu0\">30<\/span> &#8211; <span class=\"nu0\">10<\/span> <span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$myVal2<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  expr.bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u062d\u0633\u0627\u0628\u06cc \u0641\u0642\u0637 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0645\u0642\u062f\u0627\u0631 \u0639\u062f\u062f\u06cc \u0627\u0632 \u0641\u0627\u0635\u0644\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f \u0648 \u0647\u06cc\u0686 \u0646\u0642\u0644 \u0642\u0648\u0644\u06cc \u0628\u0627 <strong>expr<\/strong> \u0641\u0631\u0645\u0627\u0646  \u0634\u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0647\u06cc\u062f <strong>expr <\/strong>\u0628\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u062f\u0633\u062a\u0648\u0631 \u062f\u0647\u06cc\u062f \u0648 \u0628\u0639\u062f\u0627\u064b \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0645\u062a\u063a\u06cc\u0631 \u0631\u0627 \u0686\u0627\u067e \u06a9\u0646\u06cc\u062f <strong>\u0628\u06a9\u062a\u06cc\u06a9 <\/strong>\u06cc\u0627 <strong>\u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0641\u0631\u0645\u0627\u0646<\/strong>. <strong>30\/10<\/strong> \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u0634\u0648\u062f <strong>\u0628\u06a9\u062a\u06cc\u06a9<\/strong> \u0648 <strong>30-10<\/strong> \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u06cc \u0634\u0648\u062f <strong>\u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0641\u0631\u0645\u0627\u0646<\/strong>.<\/p>\n<p><img decoding=\"async\" fetchpriority=\"high\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1126\" height=\"298\" class=\"aligncenter size-full wp-image-129658\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1126w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-1-300x79.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-1-1024x271.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-1-768x203.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-1-810x214.png 810w\" sizes=\"(max-width: 1126px) 100vw, 1126px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_2_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%e2%80%9clet%e2%80%9d_command\"><\/span>\u0645\u062b\u0627\u0644 &#8211; 2: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 &#8220;let&#8221; Command<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>&#8216;\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f&#8217;<\/strong> \u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0627\u0633\u062a bash. <strong>&#8216;\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f&#8217;<\/strong> \u062f\u0633\u062a\u0648\u0631 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u062f\u0631 terminal \u0628\u062f\u0648\u0646 \u0630\u062e\u06cc\u0631\u0647 \u0645\u0642\u062f\u0627\u0631 \u062f\u0631 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631  \u0648\u0644\u06cc <strong>&#8220;\u0628\u06af\u0630\u0627\u0631&#8221;<\/strong> \u062f\u0633\u062a\u0648\u0631 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u062d\u0630\u0641 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0647\u0627\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f <strong>&#8216;expr&#8217;<\/strong> \u0641\u0631\u0645\u0627\u0646  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f.bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0628\u0631\u0627\u06cc \u062f\u0627\u0646\u0633\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <strong>&#8216;\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f&#8217;<\/strong> \u0641\u0631\u0645\u0627\u0646<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;height:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><\/p>\n<p><span class=\"co0\"># \u0636\u0631\u0628 9 \u062f\u0631 8<\/span><br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> <span class=\"re2\">val1<\/span>=<span class=\"nu0\">9<\/span><span class=\"sy0\">*<\/span><span class=\"nu0\">3<\/span> <br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val1<\/span> <\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 8 \u0628\u0631 3<\/span><br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> <span class=\"st0\">&#8220;val2 = 8\/3&#8221;<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val2<\/span><\/p>\n<p><span class=\"co0\"># 3 \u0631\u0627 \u0627\u0632 9 \u06a9\u0645 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> <span class=\"re2\">val3<\/span>=<span class=\"nu0\">9<\/span>&#8211;<span class=\"nu0\">3<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val3<\/span><\/p>\n<p><span class=\"co0\"># \u0627\u0639\u0645\u0627\u0644 \u0627\u0641\u0632\u0627\u06cc\u0634<\/span><br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> <span class=\"re2\">val4<\/span>=<span class=\"nu0\">7<\/span> <br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> val4++<br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val4<\/span><\/p>\n<p><span class=\"co0\"># \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062f\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc<\/span><br \/>\n<span class=\"kw3\">\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/span> <span class=\"st0\">&#8220;val5=50+$1&#8221;<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">val5 \u062f\u0644\u0627\u0631<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f.bash <span class=\"nu0\">50<\/span><\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0627\u06cc\u0646 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f <strong>&#8220;\u0628\u06af\u0630\u0627\u0631&#8221;<\/strong> \u0641\u0631\u0645\u0627\u0646 \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631\u062a\u0631 \u0627\u0632 &#8216; \u0627\u0633\u062a<strong>expr<\/strong>&#8216; \u0641\u0631\u0645\u0627\u0646  \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0647\u0631 \u0639\u0628\u0627\u0631\u062a \u062d\u0633\u0627\u0628\u06cc \u0631\u0627 \u0628\u0627 \u06cc\u0627 \u0628\u062f\u0648\u0646 \u0646\u0642\u0644 \u0642\u0648\u0644 \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u06cc\u062f.  \u0627\u0645\u0627 \u0634\u0645\u0627 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0641\u0636\u0627 \u062f\u0631 \u0647\u06cc\u0686 \u0639\u0628\u0627\u0631\u062a \u0631\u06cc\u0627\u0636\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u0639\u0645\u0644\u06af\u0631 \u0627\u0641\u0632\u0627\u06cc\u0634 \u06cc\u0627 \u06a9\u0627\u0647\u0634 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u062f\u0631 &#8216; \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f<strong>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/strong>&#8216; \u0641\u0631\u0645\u0627\u0646  \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0627\u0646\u062c\u0627\u0645 \u062f\u0627\u062f <strong>\u0631\u0627<\/strong> &#8216;<strong>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/strong>\u0641\u0631\u0645\u0627\u0646 &#8216; \u062f\u0631 \u0642\u0633\u0645\u062a \u0622\u062e\u0631 \u0645\u062b\u0627\u0644 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1123\" height=\"265\" class=\"aligncenter size-full wp-image-129659\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921534_873_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1123w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-300x71.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-1024x242.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-768x181.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-810x191.png 810w\" data-lazy-sizes=\"(max-width: 1123px) 100vw, 1123px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921534_873_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921534_873_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1123\" height=\"265\" class=\"aligncenter size-full wp-image-129659\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921534_873_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1123w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-300x71.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-1024x242.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-768x181.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-2-810x191.png 810w\" sizes=\"(max-width: 1123px) 100vw, 1123px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_3_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d9%88_%d8%a8%d8%b1%d8%a7%da%a9%d8%aa\"><\/span>\u0645\u062b\u0627\u0644 \u2013 3: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0647\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u062f\u0631 \u0627\u0646\u062c\u0627\u0645 \u062f\u0627\u062f bash \u0628\u062f\u0648\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0647\u06cc\u0686 \u062f\u0633\u062a\u0648\u0631\u06cc  \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0627\u0632 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u06a9\u0627\u0631\u0647\u0627\u06cc \u062d\u0633\u0627\u0628\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0639\u0628\u0627\u0631\u0627\u062a \u0631\u06cc\u0627\u0636\u06cc \u0627\u0646\u0639\u0637\u0627\u0641 \u067e\u0630\u06cc\u0631\u062a\u0631 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631\u06cc \u0645\u0627\u0646\u0646\u062f &#8216; \u0627\u0633\u062a.<strong>expr<\/strong>&#8216; \u06cc\u0627 &#8216;<strong>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/strong>&#8216;.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644\u06cc \u0628\u0627 \u0646\u0627\u0645 dbl.bash \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a \u0645\u062d\u0627\u0633\u0628\u0627\u062a\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a \u062a\u0633\u062a \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><\/p>\n<p><span class=\"co0\"># \u0639\u0628\u0627\u0631\u062a \u0631\u06cc\u0627\u0636\u06cc \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"re2\">val1<\/span>=$<span class=\"br0\">(<\/span><span class=\"br0\">(<\/span><span class=\"nu0\">10<\/span><span class=\"sy0\">*<\/span><span class=\"nu0\">5<\/span>+<span class=\"nu0\">15<\/span><span class=\"br0\">)<\/span><span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val1<\/span> <\/p>\n<p><span class=\"co0\"># \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 \u067e\u0633\u062a \u06cc\u0627 \u067e\u06cc\u0634 \u0627\u0641\u0632\u0627\u06cc\u0634\/\u06a9\u0627\u0647\u0634<\/span><br \/>\n<span class=\"br0\">(<\/span><span class=\"br0\">(<\/span>val1++<span class=\"br0\">)<\/span><span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val1<\/span><br \/>\n<span class=\"re2\">val2<\/span>=<span class=\"nu0\">41<\/span><br \/>\n<span class=\"br0\">(<\/span><span class=\"br0\">(<\/span>&#8211;val2<span class=\"br0\">)<\/span><span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val2<\/span><\/p>\n<p><span class=\"co0\"># \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 \u0645\u062e\u062a\u0635\u0631<\/span><br \/>\n<span class=\"br0\">(<\/span><span class=\"br0\">(<\/span> val2 += <span class=\"nu0\">60<\/span> <span class=\"br0\">)<\/span><span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val2<\/span><\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 40 \u0628\u0631 6<\/span><br \/>\n<span class=\"br0\">(<\/span><span class=\"br0\">(<\/span> val3 = <span class=\"nu0\">40<\/span><span class=\"sy0\">\/<\/span><span class=\"nu0\">6<\/span> <span class=\"br0\">)<\/span><span class=\"br0\">)<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">$val3<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  dbl.bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a\u200c\u0647\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0647\u0631 \u0639\u0628\u0627\u0631\u062a \u0631\u06cc\u0627\u0636\u06cc \u0631\u0627 \u0628\u0627 \u0641\u0627\u0635\u0644\u0647 \u06cc\u0627 \u0628\u062f\u0648\u0646 \u0641\u0627\u0635\u0644\u0647 \u0627\u062c\u0631\u0627 \u06a9\u0646\u0646\u062f \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634\/\u06a9\u0627\u0647\u0634 \u0648 \u06a9\u0648\u062a\u0627\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u062f\u0631 \u0639\u0628\u0627\u0631\u0627\u062a \u062f\u0648 \u0628\u0631\u0627\u06a9\u062a\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1122\" height=\"272\" class=\"aligncenter size-full wp-image-129660\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921535_696_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1122w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-300x73.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-1024x248.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-768x186.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-810x196.png 810w\" data-lazy-sizes=\"(max-width: 1122px) 100vw, 1122px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921535_696_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921535_696_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1122\" height=\"272\" class=\"aligncenter size-full wp-image-129660\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921535_696_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1122w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-300x73.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-1024x248.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-768x186.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-3-810x196.png 810w\" sizes=\"(max-width: 1122px) 100vw, 1122px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84_%e2%80%93_4_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d9%81%d8%b1%d9%85%d8%a7%d9%86_%e2%80%98bc_%d8%a8%d8%b1%d8%a7%db%8c_%d8%a7%d8%b9%d8%af%d8%a7%d8%af_%d8%b4%d9%86%d8%a7%d9%88%d8%b1_%db%8c%d8%a7_%d8%af%d9%88%d8%aa%d8%a7%db%8c%db%8c\"><\/span>\u0645\u062b\u0627\u0644 &#8211; 4: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0641\u0631\u0645\u0627\u0646 &#8216;bc&#8217; \u0628\u0631\u0627\u06cc \u0627\u0639\u062f\u0627\u062f \u0634\u0646\u0627\u0648\u0631 \u06cc\u0627 \u062f\u0648\u062a\u0627\u06cc\u06cc <span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06cc\u06a9\u06cc \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0647\u0627\u06cc \u0639\u0645\u062f\u0647 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0641\u0648\u0642 \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 bash \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 &#8216;<strong>expr<\/strong>&#8216; \u06cc\u0627 &#8216;<strong>\u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f<\/strong>&#8216; \u06cc\u0627 <strong>\u062f\u0648 \u0628\u0631\u0627\u06a9\u062a<\/strong> \u0639\u0628\u0627\u0631\u0627\u062a \u0642\u0627\u062f\u0631 \u0628\u0647 \u062a\u0648\u0644\u06cc\u062f \u0627\u0639\u062f\u0627\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u06cc\u0627 \u062f\u0648\u06af\u0627\u0646\u0647 \u0646\u06cc\u0633\u062a\u0646\u062f.  \u062e\u0631\u0648\u062c\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u062a\u0642\u0633\u06cc\u0645 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u0641\u0648\u0642 \u0627\u0639\u062f\u0627\u062f \u0635\u062d\u06cc\u062d \u0647\u0633\u062a\u0646\u062f.  &#8216;<strong>\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/strong>\u062f\u0633\u062a\u0648\u0631 &#8216; \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u062d\u0644 \u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f \u0648 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0645\u0627\u0634\u06cc\u0646 \u062d\u0633\u0627\u0628 \u0627\u0648\u0644\u06cc\u0647 \u0628\u0631\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0644\u06cc\u0646\u0648\u06a9\u0633 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d.bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0628\u0631\u0627\u06cc \u062f\u0627\u0646\u0633\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <strong>&#8220;\u067e\u06cc\u0634 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f&#8221;<\/strong> \u062f\u0633\u062a\u0648\u0631 \u062f\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 55 \u0628\u0631 3 \u0641\u0642\u0637 \u0628\u0627 bc<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"st0\">&#8220;55\/3&#8221;<\/span> <span class=\"sy0\">|<\/span> <span class=\"kw2\">\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/span><\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 55 \u0628\u0631 3 \u0628\u0627 \u06af\u0632\u06cc\u0646\u0647 bc \u0648 -l<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"st0\">&#8220;55\/3&#8221;<\/span> <span class=\"sy0\">|<\/span> <span class=\"kw2\">\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/span> <span class=\"re5\">-\u0644<\/span><\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 55 \u0628\u0631 3 \u0628\u0627 bc \u0648 \u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u06cc\u0627\u0633<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"st0\">&#8220;\u0645\u0642\u06cc\u0627\u0633=2\u061b 55\/3&#8221;<\/span> <span class=\"sy0\">|<\/span> <span class=\"kw2\">\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  \u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d.bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0633\u0627\u062f\u0647<strong>\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/strong>\u062f\u0633\u062a\u0648\u0631 &#8216; \u0645\u0642\u062f\u0627\u0631 \u0635\u062d\u06cc\u062d \u0631\u0627 \u0645\u0627\u0646\u0646\u062f \u0633\u0627\u06cc\u0631 \u06af\u0632\u06cc\u0646\u0647 \u0647\u0627 \u0647\u0646\u06af\u0627\u0645 \u0627\u062c\u0631\u0627\u06cc \u0647\u0631 \u0639\u0628\u0627\u0631\u062a \u062a\u0642\u0633\u06cc\u0645\u06cc \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u06a9\u0646\u062f.  &#8216;<strong>bc -l<\/strong>\u062f\u0633\u062a\u0648\u0631 &#8216; \u062e\u0631\u0648\u062c\u06cc \u062f\u0642\u06cc\u0642 \u062a\u0642\u0633\u06cc\u0645 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0642\u0633\u0645\u062a \u06a9\u0633\u0631\u06cc \u0622\u0646 \u0631\u0627 \u0645\u062d\u062f\u0648\u062f \u06a9\u0646\u06cc\u062f <strong>\u0645\u0642\u06cc\u0627\u0633 <\/strong>\u0627\u0631\u0632\u0634.  \u0627\u06cc\u0646\u062c\u0627\u060c <strong>\u0645\u0642\u06cc\u0627\u0633=2<\/strong> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062e\u0631\u0648\u062c\u06cc 2 \u0631\u0642\u0645 \u0628\u0639\u062f \u0627\u0632 \u0646\u0642\u0637\u0647 \u0627\u0639\u0634\u0627\u0631 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f. <\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1120\" height=\"217\" class=\"aligncenter size-full wp-image-129661\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_300_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1120w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-300x58.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-1024x198.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-768x149.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-810x157.png 810w\" data-lazy-sizes=\"(max-width: 1120px) 100vw, 1120px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_300_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_300_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1120\" height=\"217\" class=\"aligncenter size-full wp-image-129661\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_300_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1120w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-300x58.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-1024x198.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-768x149.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-4-810x157.png 810w\" sizes=\"(max-width: 1120px) 100vw, 1120px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84-5_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d8%b3%d8%aa%d9%88%d8%b1_printf_%d8%a8%d8%b1%d8%a7%db%8c_float_%db%8c%d8%a7_double_number\"><\/span>\u0645\u062b\u0627\u0644-5: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 printf \u0628\u0631\u0627\u06cc Float \u06cc\u0627 Double Number<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u00ab<strong>printf<\/strong>\u062f\u0633\u062a\u0648\u0631 ` \u0631\u0627\u0647 \u062f\u06cc\u06af\u0631\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631 \u0628\u0627 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u06a9\u0633\u0631\u06cc \u0627\u0633\u062a.  \u0627\u0632 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u0645\u0642\u062f\u0627\u0631 \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 &#8216;bc&#8217; \u067e\u0633 \u0627\u0632 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.  \u0627\u0632 \u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u062a\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u062f\u062f \u0646\u06cc\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.  \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 `<strong>printf<\/strong>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u062f\u0633\u062a\u0648\u0631 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0645\u062e\u062a\u0644\u0641 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>prn.bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 printf \u0631\u0627 \u0628\u0631\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u06a9\u0633\u0631\u06cc \u062a\u0642\u0633\u06cc\u0645 \u062f\u0648 \u0639\u062f\u062f \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><br \/>\n<span class=\"co0\"># \u0627\u0631\u0632\u0634 \u0633\u0648\u062f \u0633\u0647\u0627\u0645 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f <\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">&#8220;\u0645\u0642\u062f\u0627\u0631 \u0633\u0648\u062f \u0633\u0647\u0627\u0645 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f:&#8221;<\/span> n1<br \/>\n<span class=\"co0\"># \u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u0633\u0648\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">\u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u0633\u0648\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f:<\/span> n2<\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u00abecho\u00bb \u0648 \u00abbc\u00bb \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"st0\">&#8220;\u0645\u0642\u06cc\u0627\u0633=2; <span class=\"es2\">n1 \u062f\u0644\u0627\u0631<\/span>\/<span class=\"es2\">n2 \u062f\u0644\u0627\u0631<\/span>&#8220;<\/span><span class=\"sy0\">|<\/span><span class=\"kw2\">\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/span><\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 &#8220;printf&#8221; \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw3\">printf<\/span> <span class=\"st0\">&#8220;%.2f<span class=\"es1\">\\n<\/span>&#8220;<\/span> <span class=\"st0\">&#8220;<span class=\"es4\">$((10**2 * $n1\/$n2)<\/span>)e-2&#8243;<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  prn.bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u062a\u0642\u0633\u06cc\u0645 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u00abbc\u00bb \u0648 \u00abprintf\u00bb \u062f\u0648 \u0639\u062f\u062f \u0635\u062d\u06cc\u062d \u06cc\u06a9\u0633\u0627\u0646 \u0627\u0633\u062a.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1125\" height=\"241\" class=\"aligncenter size-full wp-image-129662\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_827_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1125w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-300x64.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-1024x219.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-768x165.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-810x174.png 810w\" data-lazy-sizes=\"(max-width: 1125px) 100vw, 1125px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_827_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_827_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1125\" height=\"241\" class=\"aligncenter size-full wp-image-129662\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921536_827_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1125w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-300x64.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-1024x219.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-768x165.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-5-810x174.png 810w\" sizes=\"(max-width: 1125px) 100vw, 1125px\" title=\"\"><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0648\u0642\u062a\u06cc \u0645\u0642\u062f\u0627\u0631 \u0633\u0648\u062f \u06cc\u06a9 \u0639\u062f\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u0627\u0633\u062a\u060c \u0645\u0642\u062f\u0627\u0631 \u062a\u0642\u0633\u06cc\u0645 \u062a\u0648\u0644\u06cc\u062f \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u062f\u0633\u062a\u0648\u0631 \u00abbc\u00bb \u0635\u062d\u06cc\u062d \u0627\u0633\u062a \u0627\u0645\u0627 \u062f\u0633\u062a\u0648\u0631 \u00abprintf\u00bb \u062e\u0637\u0627\u06cc\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1137\" height=\"285\" class=\"aligncenter size-full wp-image-129663\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921537_380_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1137w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-300x75.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-1024x257.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-768x193.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-810x203.png 810w\" data-lazy-sizes=\"(max-width: 1137px) 100vw, 1137px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921537_380_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921537_380_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1137\" height=\"285\" class=\"aligncenter size-full wp-image-129663\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921537_380_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1137w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-300x75.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-1024x257.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-768x193.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-6-810x203.png 810w\" sizes=\"(max-width: 1137px) 100vw, 1137px\" title=\"\"><\/p>\n<p>\u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>prn2.bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0628\u0631\u0627\u06cc \u062f\u0627\u0646\u0633\u062a\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 &#8220;printf&#8221; \u0628\u0631\u0627\u06cc \u062e\u0631\u0648\u062c\u06cc \u06a9\u0633\u0631\u06cc \u0635\u062d\u06cc\u062d \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0633\u0648\u062f \u06cc\u06a9 \u0639\u062f\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u0627\u0633\u062a.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><br \/>\n<span class=\"co0\"># \u0627\u0631\u0632\u0634 \u0633\u0648\u062f \u0633\u0647\u0627\u0645 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f <\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">&#8220;\u0645\u0642\u062f\u0627\u0631 \u0633\u0648\u062f \u0633\u0647\u0627\u0645 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f:&#8221;<\/span> n1<br \/>\n<span class=\"co0\"># \u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u0633\u0648\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">\u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u0633\u0648\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f:<\/span> n2<\/p>\n<p><span class=\"co0\"># \u062a\u0642\u0633\u06cc\u0645 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u00abprintf\u00bb\u060c \u00abecho\u00bb \u0648 \u00abbc\u00bb \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw3\">printf<\/span> <span class=\"st0\">&#8220;%.2f<span class=\"es1\">\\n<\/span>&#8220;<\/span> <span class=\"sy0\">`<\/span><span class=\"kw3\">\u0627\u06a9\u0648<\/span> <span class=\"re1\">n1 \u062f\u0644\u0627\u0631<\/span><span class=\"sy0\">\/<\/span><span class=\"re1\">n2 \u062f\u0644\u0627\u0631<\/span><span class=\"sy0\">|<\/span><span class=\"kw2\">\u0642\u0628\u0644 \u0627\u0632 \u0645\u06cc\u0644\u0627\u062f \u0645\u0633\u06cc\u062d<\/span> -\u0644<span class=\"sy0\">`<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  prn2.bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u00abprintf\u00bb \u0628\u0627 \u062f\u0633\u062a\u0648\u0631 \u00abbc\u00bb \u062e\u0631\u0648\u062c\u06cc \u062f\u0631\u0633\u062a\u06cc \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1117\" height=\"221\" class=\"aligncenter size-full wp-image-129664\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921538_184_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1117w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-300x59.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-1024x203.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-768x152.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-810x160.png 810w\" data-lazy-sizes=\"(max-width: 1117px) 100vw, 1117px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921538_184_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921538_184_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1117\" height=\"221\" class=\"aligncenter size-full wp-image-129664\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921538_184_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1117w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-300x59.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-1024x203.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-768x152.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-7-810x160.png 810w\" sizes=\"(max-width: 1117px) 100vw, 1117px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84-6_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%af%d8%b3%d8%aa%d9%88%d8%b1_awk_%d8%a8%d8%b1%d8%a7%db%8c_%d8%b9%d9%85%d9%84%db%8c%d8%a7%d8%aa_%d8%ad%d8%b3%d8%a7%d8%a8%db%8c\"><\/span>\u0645\u062b\u0627\u0644-6: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 awk \u0628\u0631\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 awk \u0631\u0627\u0647 \u062f\u06cc\u06af\u0631\u06cc \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062e\u0631\u0648\u062c\u06cc \u0645\u0646\u0627\u0633\u0628\u06cc \u0628\u0631\u0627\u06cc \u0627\u0639\u062f\u0627\u062f \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u062f.  \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 awk \u0628\u062f\u0648\u0646 \u0642\u0627\u0644\u0628 \u0628\u0646\u062f\u06cc \u0648 \u0628\u0627 \u0642\u0627\u0644\u0628 \u0628\u0646\u062f\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0628\u0647 \u0646\u0627\u0645 <strong>\u0628\u06cc\u062e\u06cc\u0627\u0644bash<\/strong>  \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 awk \u0631\u0627 \u0628\u0631\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><br \/>\n<span class=\"co0\"># \u0645\u0642\u062f\u0627\u0631 \u0633\u0648\u062f \u0633\u0647\u0627\u0645 \u0631\u0627 \u0645\u0642\u062f\u0627\u0631 \u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"re2\">n1<\/span>=<span class=\"nu0\">90<\/span><br \/>\n<span class=\"co0\"># \u0645\u0642\u062f\u0627\u0631 \u0645\u0642\u0633\u0648\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u0631\u0627 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"re2\">n2<\/span>=<span class=\"nu0\">43<\/span><\/p>\n<p><span class=\"co0\"># \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u062f\u0648\u0646 \u0642\u0627\u0644\u0628 \u0628\u0646\u062f\u06cc \u0686\u0627\u067e \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">\u0628\u06cc\u062e\u06cc\u0627\u0644<\/span> <span class=\"st0\">&#8220;\u0634\u0631\u0648\u0639 {\u0686\u0627\u067e <span class=\"es2\">n1 \u062f\u0644\u0627\u0631<\/span>\/<span class=\"es2\">n2 \u062f\u0644\u0627\u0631<\/span>}&#8221;<\/span><br \/>\n<span class=\"co0\"># \u062e\u0631\u0648\u062c\u06cc \u0631\u0627 \u0628\u0627 \u0642\u0627\u0644\u0628 \u0628\u0646\u062f\u06cc \u0686\u0627\u067e \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">\u0628\u06cc\u062e\u06cc\u0627\u0644<\/span> <span class=\"st0\">&#8220;\u0634\u0631\u0648\u0639 {printf&#8221;<\/span><span class=\"sy0\">%<\/span>.2f\\n<span class=\"st0\">&#8220;\u060c <span class=\"es2\">n1 \u062f\u0644\u0627\u0631<\/span>\/<span class=\"es2\">n2 \u062f\u0644\u0627\u0631<\/span>}&#8221;<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  \u0628\u06cc\u062e\u06cc\u0627\u0644bash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u062f\u0633\u062a\u0648\u0631 awk \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u062e\u0631\u0648\u062c\u06cc \u06a9\u0633\u0631\u06cc \u0645\u0646\u0627\u0633\u0628\u06cc \u062a\u0648\u0644\u06cc\u062f \u06a9\u0646\u062f. <\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1120\" height=\"188\" class=\"aligncenter size-full wp-image-129665\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921539_288_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1120w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-300x50.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-1024x172.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-768x129.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-810x136.png 810w\" data-lazy-sizes=\"(max-width: 1120px) 100vw, 1120px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921539_288_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921539_288_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1120\" height=\"188\" class=\"aligncenter size-full wp-image-129665\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921539_288_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1120w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-300x50.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-1024x172.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-768x129.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-8-810x136.png 810w\" sizes=\"(max-width: 1120px) 100vw, 1120px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%85%d8%ab%d8%a7%d9%84-7_%d8%af%d8%b1%d8%b5%d8%af_%db%8c%da%a9_%d9%85%d9%82%d8%af%d8%a7%d8%b1_%d8%b1%d8%a7_%d9%85%d8%ad%d8%a7%d8%b3%d8%a8%d9%87_%da%a9%d9%86%db%8c%d8%af\"><\/span>\u0645\u062b\u0627\u0644-7: \u062f\u0631\u0635\u062f \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a \u0644\u0627\u0632\u0645 \u0627\u0633\u062a \u0645\u0642\u062f\u0627\u0631 \u062f\u0631\u0635\u062f \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc \u062e\u0627\u0635\u06cc \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u0645.  \u062f\u0631\u0635\u062f \u0642\u0627\u0628\u0644 \u0645\u062d\u0627\u0633\u0628\u0647 \u0627\u0633\u062a bash \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 &#8216;printf&#8217; \u0648 &#8216;echo&#8217;.  \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0628\u0627\u06cc\u062f \u062f\u0631\u0635\u062f \u0642\u0628\u0648\u0644\u06cc \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0628\u06cc\u0645 \u0631\u0648\u06cc \u06cc\u06a9 \u0627\u0645\u062a\u062d\u0627\u0646 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0631\u0648\u06cc \u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0648 \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647.  \u0631\u0627\u0647 \u062d\u0644 \u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 bash \u0641\u0627\u06cc\u0644 \u0631\u0627 \u0628\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0632\u06cc\u0631 \u0628\u0631\u0627\u06cc \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u0642\u062f\u0627\u0631 \u062f\u0631\u0635\u062f \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 &#8220;printf&#8221;.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co0\">#!\/\u0635\u0646\u062f\u0648\u0642\u0686\u0647\/bash<\/span><br \/>\n<span class=\"co0\"># \u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f <\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">&#8220;\u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646:&#8221;<\/span> total_std<br \/>\n<span class=\"co0\"># \u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647 \u0631\u0627 \u0627\u0632 \u06a9\u0627\u0631\u0628\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/span><br \/>\n<span class=\"kw2\">\u062e\u0648\u0627\u0646\u062f\u0646<\/span> <span class=\"re5\">-\u067e<\/span> <span class=\"st0\">&#8220;\u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647:&#8221;<\/span> pass_std<\/p>\n<p><span class=\"co0\"># \u062f\u0631\u0635\u062f \u0642\u0628\u0648\u0644\u06cc \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0631\u0627 \u0645\u062d\u0627\u0633\u0628\u0647 \u06a9\u0646\u06cc\u062f<\/span><br \/>\n<span class=\"kw3\">printf<\/span> <span class=\"st0\">&#8220;\u062f\u0631\u0635\u062f \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647: %.2f%%<span class=\"es1\">\\n<\/span>&#8220;<\/span> <span class=\"st0\">&#8220;<span class=\"es4\">$((10**3 * 100 * $passed_std\/$total_std)<\/span>)e-3&#8243;<\/span><\/div>\n<\/div>\n<p>\u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f.<\/p>\n<div class=\"codecolorer-container bash blackboard\" style=\"width:100%;\">\n<div class=\"bash codecolorer\"><span class=\"co4\">$ <\/span><span class=\"kw2\">bash<\/span>  \u062f\u0631\u0635\u062fbash<\/div>\n<\/div>\n<p><strong>\u062e\u0631\u0648\u062c\u06cc:<\/strong><\/p>\n<p>\u062e\u0631\u0648\u062c\u06cc \u062f\u0631\u0635\u062f \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644\u06cc \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0631\u0648\u06cc \u062a\u0639\u062f\u0627\u062f \u06a9\u0644 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0648 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u0642\u0628\u0648\u0644 \u0634\u062f\u0647.<\/p>\n<p><img decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" alt=\"\" width=\"1122\" height=\"220\" class=\"aligncenter size-full wp-image-129666\" data-lazy-srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921540_966_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1122w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-300x59.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-1024x201.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-768x151.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-810x159.png 810w\" data-lazy-sizes=\"(max-width: 1122px) 100vw, 1122px\" data-lazy-src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921540_966_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" http: title=\"\"><img decoding=\"async\" src=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921540_966_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png\" alt=\"\" width=\"1122\" height=\"220\" class=\"aligncenter size-full wp-image-129666\" srcset=\"https:\/\/rasanegar.com\/blog\/wp-content\/uploads\/2023\/12\/1703921540_966_\u0639\u0645\u0644\u06cc\u0627\u062a-\u062d\u0633\u0627\u0628\u06cc-\u0628\u0634.png 1122w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-300x59.png 300w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-1024x201.png 1024w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-768x151.png 768w, https:\/\/linuxhint.com\/wp-content\/uploads\/2018\/06\/Bash-Arithmetic-Operation-9-810x159.png 810w\" sizes=\"(max-width: 1122px) 100vw, 1122px\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u06a9\u0627\u0631\u0628\u0631\u062f \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 bash \u0648 \u0631\u0648\u0634 \u0647\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631\u0627\u062a \u0645\u062e\u062a\u0644\u0641 \u062f\u0631 \u0627\u06cc\u0646 \u0622\u0645\u0648\u0632\u0634 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062b\u0627\u0644 \u0647\u0627\u06cc \u0645\u062a\u0639\u062f\u062f \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 bash \u06a9\u0627\u0631\u0628\u0631\u0627\u0646\n<\/p>\n<\/div>\n\n<div>\u0628\u0631\u0627\u06cc \u0646\u06af\u0627\u0631\u0634 \u0628\u062e\u0634\u0647\u0627\u06cc\u06cc \u0627\u0632 \u0627\u06cc\u0646 \u0645\u062a\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0627\u0632 \u062a\u0631\u062c\u0645\u0647 \u0645\u0627\u0634\u06cc\u0646\u06cc \u06cc\u0627 \u0647\u0648\u0634 \u0645\u0635\u0646\u0648\u0639\u06cc GPT \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f <br \/>\n\u0644\u0637\u0641\u0627 \u062f\u0631 \u0635\u0648\u0631\u062a \u0648\u062c\u0648\u062f \u0645\u0634\u06a9\u0644 \u062f\u0631 \u0645\u062a\u0646 \u06cc\u0627 \u0645\u0641\u0647\u0648\u0645 \u0646\u0628\u0648\u062f\u0646 \u062a\u0648\u0636\u06cc\u062d\u0627\u062a\u060c \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062f\u06a9\u0645\u0647 \u06af\u0632\u0627\u0631\u0634 \u0646\u0648\u0634\u062a\u0627\u0631 \u06cc\u0627 \u062f\u0631\u062c \u0646\u0638\u0631 \u0631\u0648\u06cc \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0645\u0627 \u0631\u0627 \u0627\u0632 \u062c\u0632\u06cc\u06cc\u0627\u062a \u0645\u0634\u06a9\u0644 \u0645\u0634\u0627\u0647\u062f\u0647 \u0634\u062f\u0647 \u0645\u0637\u0644\u0639 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u0647 \u0622\u0646 \u0631\u0633\u06cc\u062f\u06af\u06cc \u06a9\u0646\u06cc\u0645\n<\/div>\n<p>\u0632\u0645\u0627\u0646 \u0627\u0646\u062a\u0634\u0627\u0631: 1402-12-30 11:02:04<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;11877&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u0628\u0634&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 6<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0627\u0646\u062c\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc \u062f\u0631 bash \u0634\u0628\u06cc\u0647 \u0633\u0627\u06cc\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0646\u06cc\u0633\u062a. \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u06cc\u062a \u0647\u0627\u06cc bash \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0627\u0646\u0646\u062f \u0633\u0627\u06cc\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0646\u0648\u06cc\u0633\u06cc \u0628\u0627 \u0645\u0645\u06cc\u0632 \u0634\u0646\u0627\u0648\u0631 \u06cc\u0627 \u0627\u0639\u062f\u0627\u062f \u062f\u0648 \u0628\u0631\u0627\u0628\u0631 \u0634\u0648\u062f. \u0627\u0628\u0632\u0627\u0631 \u0641\u0631\u0645\u0627\u0646 \u062f\u06cc\u06af\u0631\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f bash \u0628\u0631\u0627\u06cc \u062d\u0644 \u0627\u06cc\u0646 \u0645\u0633\u0626\u0644\u0647. \u0627\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641 \u0639\u0645\u0644\u06cc\u0627\u062a \u062d\u0633\u0627\u0628\u06cc [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":11878,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2740,1062],"tags":[2744,1061,2745,2749],"class_list":["post-11877","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bash-programming","category-bash-script","tag-bash-script","tag--bash-scripting","tag-2745","tag--bash"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/11877","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=11877"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/11877\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/11878"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=11877"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=11877"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=11877"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}