Task: Program Execution
Input (English): m, w, 2353, y, 2187, 3999, u, 7381, R, J, 6927, t, O, 6523, 1547, v, 7871
Output (English): 13, 23, 2353, 25, 2187, 3999, 21, 7381, 18, 10, 6927, 20, 15, 6523, 1547, 22, 7871