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Diffstat (limited to '')
| -rw-r--r-- | 2021/day06.pl | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/2021/day06.pl b/2021/day06.pl index 3fc7ac2..6e5fa15 100644 --- a/2021/day06.pl +++ b/2021/day06.pl @@ -16,14 +16,10 @@ for (1..80) { } print scalar(@fish), "\n"; my %counts; -for (@init) { - $counts{$_}++; -} +$counts{$_}++ for @init; for (1..256) { my $zeros = $counts{0} // 0; - for (0..7) { - $counts{$_} = $counts{$_+1}; - } + $counts{$_} = $counts{$_+1} for 0..7; $counts{8} = $zeros; $counts{6} += $zeros; } |