Task: Program Execution
Input (English): o, 7723, 477, k, 2427, M, 7097, M, E, 6449, 8535, 8245, O, s, 3397, 821, y, 6913
Output (English): 15, 7723, 477, 11, 2427, 13, 7097, 13, 5, 6449, 8535, 8245, 15, 19, 3397, 821, 25, 6913