2022 - Day 4 part 2

2022/4/4_2.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+# 2022 - Advent Of Code 4 part 2
+
+# file = 'input_example.txt'
+file = 'input.txt'
+
+overlap = 0
+with open(file, encoding="utf-8") as f:
+    ranges_list = [line.strip().split(',') for line in f.readlines()]
+    for ranges in ranges_list:
+        elf1_r = ranges[0].split('-')
+        elf2_r = ranges[1].split('-')
+
+        if int(elf1_r[0]) <= int(elf2_r[0]) <= int(elf1_r[1]):
+            overlap += 1
+        elif int(elf1_r[0]) <= int(elf2_r[1]) <= int(elf1_r[1]):
+            overlap += 1
+        elif int(elf2_r[0]) <= int(elf1_r[0]) <= int(elf2_r[1]):
+            overlap += 1
+        elif int(elf2_r[0]) <= int(elf1_r[1]) <= int(elf2_r[1]):
+            overlap += 1
+
+print(overlap)