completed 2017.05.2

2017/05/2trampoline-maze.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+
+# input file has an integer on every line
+# pointer starts at the first line
+# each 'jump' moves by the value of the line
+# positive goes downward, negative goes upward
+# after the jump, increment the jumping-off line by +1
+
+if __name__ == '__main__':
+    with open("input", "r", encoding="utf-8") as maze_file:
+        maze_strings = maze_file.readlines()
+        maze_size = len(maze_strings)
+        maze_ints = []
+        for i in range(maze_size):
+            maze_ints.append(int(maze_strings[i]))
+        pointer = 0
+        jumps = 0
+        while pointer < maze_size and pointer >= 0:
+            current_value = maze_ints[pointer]
+            if current_value >= 3:
+                maze_ints[pointer] = current_value - 1
+            else:
+                maze_ints[pointer] = current_value + 1
+            jumps += 1
+            pointer += current_value
+        print(f'finally, jumping from {current_value} at {pointer - current_value}, you missed {pointer}!')
+        print(f'it took {jumps} jumps!')