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| author | June McEnroe <june@causal.agency> | 2021-12-01 13:24:24 -0500 |
|---|---|---|
| committer | June McEnroe <june@causal.agency> | 2021-12-01 13:24:24 -0500 |
| commit | ac71df84182b9ed15f633c12d4cbaaad071a810b (patch) | |
| tree | 0fb17ead15d291fbc78326c578307252cceccb1a | |
| parent | Solve day 18 part 2 (diff) | |
| download | aoc-ac71df84182b9ed15f633c12d4cbaaad071a810b.tar.gz aoc-ac71df84182b9ed15f633c12d4cbaaad071a810b.zip | |
Solve day 1 part 1
| -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"; |