Task: Program Execution
Input (English): v 5531 2019 y K 6547 4869 x 6487 4299 Q 453 9935 M x F j H 395 d D X Q 1477 8137 9385 6921 L v L 861 k G s 3379 l 5677 3797
Output (English): 2, 3, 6, 7, 9, 10, 12, 13, 19, 24, 25, 26, 27, 31, 35, 37, 38