Task: Program Execution
Input (English): 4083 n 3093 x h 9089 3961 3483 4121 4463 3049 7347 1909 4271 4879 a 9291 U B 4575 415 q 1505 W l 9393 7591 5735 E d J
Output (English): 1, 3, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 20, 21, 23, 26, 27, 28