へのコメント Perl code for marriage proposal

 #! /usr/bin/perl -w


    use strict;


         my$f= $[;my


       $ch=0;sub l{length}


     sub r{join"", reverse split


    ("",$_[$[])}sub ss{substr($_[0])


    ,$_[1],$_[2])}sub be{$_=$_[0];p


     (ss($_,$f,1));$f+=l()/2;$f%=l 


      ();$f++if$ch%2;$ch++}my$q=r


       ("\ntfgpfdfal,thg?bngbj".    


        "naxfcixz");$_=$q; $q=~


          tr/f[a-z]/ [l-za-k]


            /;my@ever=1.. &l


              ;my$mine=$q


                ;sub p{


                 print


                  @_;


                   }


           be $mine for @ever

    perl -MO=Deparse heart_raw.pl > heart_deparse.pl

 BEGIN { $^W = 1; }
    use strict 'refs';
    my $f = $[;
    my $ch = 0;
    sub l {
        length $_;
    }
    sub r {
        join '', reverse(split(//, $_[0], 0));
    }
    sub ss {
        substr $_[0], $_[1], $_[2];
    }
    sub be {
        $_ = $_[0];
        p(ss($_, $f, 1));
        $f += l() / 2;
        $f %= l();
        ++$f if $ch % 2;
        $ch++;
    }
    my $q = r("\ntfgpfdfal,thg?bngbjnaxfcixz");
    $_ = $q;
    $q =~ tr/[]a-z/[]l-p r-za-k/;
    my(@ever) = 1 . &l;
    my $mine = $q;
    sub p {
        print @_;
    }
    be $mine foreach (@ever);

 #Turn on the warning switch
    BEGIN { $^W = 1; }
    #Symbolic reference checking
    use strict 'refs';
    Index number of the first element in the # array
    my $f = $[;
    my $ch = 0;
    #Note that there is a line break in the string
    my $q = r("\ntfgpfdfal,thg?bngbjnaxfcixz");
    $_ = $q;
    $q =~ tr/[]a-z/[]l-p r-za-k/;
    my (@ever) = 1 . &l;
    my $mine = $q;
    be($mine) foreach (@ever);
    #Get the length of the string
    sub l {
        length $_;
    }
    #Inverted strings
    #join, 0 are used to round up the number and can be omitted
    sub r {
        join '', reverse( split( //, $_[0], 0 ) );
    }
    # Extract substrings from strings
    sub ss {
        substr $_[0], $_[1], $_[2];
    }
    #output
    sub p {
        print @_;
    }
    #Extract a character from the first half and second half of the string alternately and output
    sub be {
        $_ = $_[0];
        p( ss( $_, $f, 1 ) );
        $f += l() / 2;
        $f %= l();
        ++$f if $ch % 2;
        $ch++;
    }

 #! /usr/bin/env perl
    use strict;
    use warnings;
    use utf8;
    my $pointer = 0;
    my $character = 0;
    my $string = reverse("\ntfgpfdfal,thg?bngbjnaxfcixz");
    $string =~ tr/a-z/l-p r-za-k/;
    foreach ( 1 ... length($string) ) {
        print substr( $string, $pointer, 1 );
        $pointer += length($string) / 2;
        $pointer %= length($string);
        ++$pointer if $character % 2;
        $character++;
    }

kristen, will you marry me?