Quick and dirty day 13

13.py

@@ -0,0 +1,6 @@
+import itertools
+
+with open('data/13.txt', 'r') as file:
+    layers = dict(map(lambda l: tuple(map(int, l.strip().split(': '))), file.readlines()))
+    print(f'Part one: {sum(offset * length for offset, length in layers.items() if offset % ((length-1) * 2) == 0)}')
+    print(f'Part two: {next(delay for delay in itertools.count() if all((offset + delay) % ((length - 1) * 2) != 0 for offset, length in layers.items()))}')

data/13.txt

@@ -0,0 +1,43 @@
+0: 5
+1: 2
+2: 3
+4: 4
+6: 6
+8: 4
+10: 6
+12: 10
+14: 6
+16: 8
+18: 6
+20: 9
+22: 8
+24: 8
+26: 8
+28: 12
+30: 12
+32: 8
+34: 8
+36: 12
+38: 14
+40: 12
+42: 10
+44: 14
+46: 12
+48: 12
+50: 24
+52: 14
+54: 12
+56: 12
+58: 14
+60: 12
+62: 14
+64: 12
+66: 14
+68: 14
+72: 14
+74: 14
+80: 14
+82: 14
+86: 14
+90: 18
+92: 17