2023 day 8 part 1 solved

2023/8.py

@@ -0,0 +1,12 @@
+input = open("input.txt", 'r').read().splitlines()
+instructions = input[0]
+nodes = {l.split()[0]: (l.split()[2][1:-1], l.split()[3][:-1]) for l in input[2:]}
+
+steps = 0
+node = 'AAA'
+
+while node != 'ZZZ':
+    node = nodes[node][0] if instructions[steps % len(instructions)] == 'L' else nodes[node][1]
+    steps += 1
+
+print(steps)