From e7c9108b95e39d7ea5a29ae06d619c4727f11027 Mon Sep 17 00:00:00 2001 From: Thomas Voss Date: Fri, 29 Oct 2021 23:02:39 +0200 Subject: Initial commit --- 2020/06/puzzle-1.awk | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100755 2020/06/puzzle-1.awk (limited to '2020/06/puzzle-1.awk') diff --git a/2020/06/puzzle-1.awk b/2020/06/puzzle-1.awk new file mode 100755 index 0000000..71d55a8 --- /dev/null +++ b/2020/06/puzzle-1.awk @@ -0,0 +1,14 @@ +#!/usr/bin/env -S awk -f + +BEGIN { RS = "" } +{ + split($0, chars, "") + for (i = 1; i <= length; i++) { + if (chars[i] != "\n") + answers[chars[i]] = 1 + } + + sum += length(answers) + delete answers +} +END { print sum } -- cgit v1.2.3