Task: Program Execution
Input (English): l, F, o, 8761, o, t, 2151, 1421, 9381, o, 8687, i, B, 7911, 2759, M, 4555, 3747, 145, W
Output (English): 12, 6, 15, 8761, 15, 20, 2151, 1421, 9381, 15, 8687, 9, 2, 7911, 2759, 13, 4555, 3747, 145, 23