1 files changed, 17 insertions, 0 deletions
diff --git a/day01/part2 b/day01/part2
new file mode 100755
index 0000000..d48de47
--- /dev/null
+++ b/day01/part2
@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+
+input = $stdin.readlines.map(&:to_i)
+
+lf = 0
+freq = [0]
+
+loop do
+	input.each do |i|
+		lf += i
+		if freq.include?(lf)
+			puts lf
+			exit
+		end
+		freq << lf
+	end
+end