Task: Program Execution
Input (English): 9481 7791 6397 6245 3755 s 2173 7421 K p f 239 D 3913 1279 A t z L 2473 z 5477 B O 8211 s u
Output (English): 1, 2, 3, 4, 5, 7, 8, 12, 14, 15, 20, 22, 25