Day 8 part 1 completed, part 2 in progress

day8/part1.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python3.11
+from typing import List
+
+from data import Node, parse
+    
+
+def count_steps_AAA_ZZZ(directions:str , node_list: List[Node]) -> int:
+    count = 0
+    current_node = list(filter(lambda n:n.value == 'AAA', node_list))[0]
+    while current_node.value != 'ZZZ':
+        current_node = current_node.move_left(node_list) if directions[count % len(directions)] == 'L' else current_node.move_right(node_list)
+        count += 1
+    return count
+            
+if __name__ == '__main__':
+    directions, node_list = parse('input.txt')
+    count = count_steps_AAA_ZZZ(directions, node_list)
+    print(count)
+        
+
+