From 7fb36ba69063f2152e8b581ce23c9463ce41abc0 Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Tue, 1 Dec 2020 00:17:47 -0500
Subject: Solve day 1 part 2

       41.66 real        39.15 user         1.98 sys
---
 2020/day01-2.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 2020/day01-2.sh

(limited to '2020')

diff --git a/2020/day01-2.sh b/2020/day01-2.sh
new file mode 100644
index 0000000..6f26437
--- /dev/null
+++ b/2020/day01-2.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+set -eu
+entries=$(cat)
+for i in $entries; do
+	for j in $entries; do
+		for k in $entries; do
+			if [ $((i+j+k)) -eq 2020 ]; then
+				echo $((i*j*k))
+				exit
+			fi
+		done
+	done
+done
-- 
cgit 1.4.1