Task: Program Execution
Input (English): 5639 2505 6263 i 3329 2895 8393 6353 S 793 4921 3411 4575 k 5221 L 3499 1861 g 8419 O S J P 7993 1331 M F s
Output (English): 4, 9, 14, 16, 19, 21, 22, 23, 24, 27, 28, 29