Added solutions

2024-12-03 10:14:09 +08:00
parent c344a2d05e
commit 7fd2536a85
8 changed files with 2143 additions and 0 deletions
--- a/2024/day-1/solution-2.sh
+++ b/2024/day-1/solution-2.sh
@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+join -1 2 -2 2 \
+  <( awk '{print $2}' input.txt | sort -n | uniq -c ) \
+  <( awk '{print $1}' input.txt | sort -n | uniq -c ) |
+  awk '{print $1 * $2 * $3 }' |
+  paste -s -d "+" |
+  bc