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Diffstat (limited to '2021')
| -rw-r--r-- | 2021/day01.pl | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/2021/day01.pl b/2021/day01.pl new file mode 100644 index 0000000..f4ab273 --- /dev/null +++ b/2021/day01.pl @@ -0,0 +1,6 @@ +my $last, $incs; +while (<>) { + $incs++ if ($last && $_ > $last); + $last = $_; +} +print "$incs\n"; |