11-1 ok, but 11-2-fail

11/11-1.py

@@ -38,6 +38,7 @@ if __name__ == "__main__":
     puzzle = puzzle_input.split()
     puzzle = str_list_to_int_list(puzzle)
     for x in range(x_blink):
+        print(x+1)
         puzzle = blink(puzzle)
     #print(puzzle)
     print(f'input: {puzzle_input} and {x_blink} blinks -> {len(puzzle)} stones')

11/11-2-fail.py

@@ -30,7 +30,8 @@ def blink(int_array:np.ndarray) -> np.ndarray:
 
 @njit()
 def do_x_blinks(x:int, arr:np.ndarray) -> int:
-    for _ in range(x):
+    for i in range(x):
+        print(i+1)
         arr = blink(arr)
     return len(arr)
 

11/11-2-ki.py

@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from time import time
+from collections import Counter
+
+# Puzzle-Input
+input_stones = [112, 1110, 163902, 0, 7656027, 83039, 9, 74]
+
+def transform_stone(stone):
+    if stone == 0:
+        return [1]
+    elif len(str(stone)) % 2 == 0:
+        mid = len(str(stone)) // 2
+        left = int(str(stone)[:mid])
+        right = int(str(stone)[mid:])
+        return [left, right]
+    else:
+        return [stone * 2024]
+
+def blink(stones, times):
+    stone_counts = Counter(stones)
+
+    for i in range(1, times + 1):
+        new_stone_counts = Counter()
+        for stone, count in stone_counts.items():
+            for new_stone in transform_stone(stone):
+                new_stone_counts[new_stone] += count
+        stone_counts = new_stone_counts
+        total_stones = sum(stone_counts.values())
+        print(f"Blinzeln {i}: {total_stones} Steine")
+    return total_stones
+
+
+
+start = time()
+# Teil 1: 25 Mal blinzeln
+result_part1 = blink(input_stones, 25)
+print(f"Nach 25 Mal Blinzeln: {result_part1} Steine")
+
+# Teil 2: 75 Mal blinzeln
+result_part2 = blink(input_stones, 75)
+print(f"Nach 75 Mal Blinzeln: {result_part2} Steine")
+
+print(f'\nLaufzeit: {time()-start:.2f} s')