Task: Program Execution
Input (English): 8953 9409 2873 s 2929 9347 P Z 4913 6869 5763 4209 2751 4303 I 9139 3899 6649 4641 1833 i 4433 C b x b E H 6051 p 3223 A G 4687 H 1721 t 6977 537 o
Output (English): 1, 2, 3, 5, 6, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 22, 29, 31, 34, 36, 38, 39