Task: Program Execution
Input (English): 4533 6857 7241 p X 4511 x P 493 8577 C Q R a 8317 3921 k 5751 c g 8213 j W 1099 v Q u 8469 P S Z 8957 4719 1373
Output (English): 1, 2, 3, 6, 9, 10, 15, 16, 18, 21, 24, 28, 32, 33, 34