Task: Program Execution
Input (English): p t 9207 549 4505 g r w j 6543 5323 z 3957 M 2239 o 1645 7247 1239 s e 6325 5593 4299 r 519 X j 6497 b 2523 l T Z
Output (English): 3, 4, 5, 10, 11, 13, 15, 17, 18, 19, 22, 23, 24, 26, 29, 31