Select Code to Download

sub compatible { 
    my ($s1, $s2) = @_; 
...
        $s1=~/\G\z/ or $s2=~/\G\z/; 
    1; } 
print(compatible("_8__3__19", "4_8___7__") ? "true\n" : "false\n");

sub compatible {
    my ($s1, $s2) = @_;
...
        for [ qw[ _8__3__19 48____7__ ] ],  # compat
                [ qw[ _8__3__19 4_8___7__ ] ],  # compat
                [ qw[ _8__3__19 48_____7_ ] ];  # clash

sub compatible {
    my ($s1, $s2) = @_;
...
                [ qw[ __8_3__19 48____7__ ] ],  # clash
                [ qw[ __8_3__19 84____7__ ] ],  # clash
                [ qw[ _8__3__19 48_____7_ ] ];  # clash