Task: Program Execution
Input (English): t P c 7381 5767 M I V 1467 x a 7845 3483 P 9549 1483 D j 1033 X w 4755 4039 4915 F 2517 7847 Y o x 9771 b 5645 2221 4187 l Z v H
Output (English): 1, 2, 3, 6, 7, 8, 10, 11, 14, 17, 18, 20, 21, 25, 28, 29, 30, 32, 36, 37, 38, 39