Task: Program Execution
Input (English): 9953, l, 9619, F, U, 2257, 6197, 9429, I, P, f, 3589, 3881, o, t
Output (English): 9953, 12, 9619, 6, 21, 2257, 6197, 9429, 9, 16, 6, 3589, 3881, 15, 20