徐冬丽 发表于 2018-9-1 07:29:44

perl中打印随机数

#!/usr/bin/perl  my $rand = int (1+ rand 100);
  #print "this is $rand";   #调试程序
  while (1) {            #建立死循环
  print "Please this 1 to 100 number:";
  chomp(my $guess = );
  if ($guess =~ /quit|exit|^\s*$/i){ #判断条件
  print "Number is $run\n";
  last; #如果执行成功将退出循环
  }
  elsif ($guess < $run ){
  print "Too small.try again\n";#提示用户输入和正确的数字相差距离
  }
  elsif ($guess == $run){
  print "That right\n";
  last;
  }
  else{
  print "too large.try again!\n";
  }
  }

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