20/10/31 22:58:55.98 i+h07tFB.net
>>835 Perl5
for (<DATA>) {
chomp;
%h = map{$_ => [split'']} qw{trick treat};
$k = 'none';
for $c (split'') {
for (keys %h) {
$r = $h{$_};
shift(@$r) if $c eq $$r[0];
unless (@$r) { $k = $_; goto L }
}
}
L: print "$_ -> $k\n";
}
__DATA__
trick or treat
. tr ick
ttrriecatk
tri kc eat
my money
実行結果
~ $ perl 18_825_trickOrTreat.pl
trick or treat -> trick
. tr ick -> trick
ttrriecatk -> treat
tri kc eat -> treat
my money -> none