Task: Program Execution
Input (English): u, 8121, P, l, Z, 3657, b, X, 8619, 1771, 2333, J, 7309, Q
Output (English): 21, 8121, 16, 12, 26, 3657, 2, 24, 8619, 1771, 2333, 10, 7309, 17