Perlã§ãããããã²ã¼ã ãã¤ããã¾ããã åæã決ããã¢ã«ã´ãªãºã ãéã2ãã¿ã¼ã³ä½ãã¾ããã ãããããããã°ã©ã ãã®1 使ãæ¹ ããã°ã©ã ã®å¼æ°ã«ã ã°ã¼, ãã§ã, ãã¼ ã®ããããã®æåãä¸ãã¦èµ·å åè² ã®å¤å®æ¹æ³ åè² ã®å ¨ãã¿ã¼ã³ãæ¸ãã¦å ´åãã ã½ã¼ã¹ 1 use strict; ################################### # å ¥åãã§ã㯠################################### if( 1 != int @ARGV ){ die 'å¼æ°ã®æ°ãæ£ããããã¾ãã'; } if( !( ( $ARGV[0] eq 'ã°ã¼' ) || ( $ARGV[0] eq 'ãã§ã') || ( $ARGV[0] eq 'ãã¼') ) ){ die q{å¼æ°ã¯ã'ã°ã¼', 'ãã§ã', 'ãã¼'ã§ãªããã°ããã¾ãã}; } ###
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