Day 04

day04/part1.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python3
+
+lines = (x.strip() for x in open("input.txt"))
+s = 0
+
+for line in lines:
+    a, b, x, y = map(int, line.replace(',', '-').split('-'))
+    s += 1 if b >= x <= a <= y >= b or y >= a <= x <= b >= y else 0
+
+print(s)