Task: Program Execution
Input (English): P, m, E, r, 7277, 1931, a, 5549, H, W, 9667, 1007, 6571, P, c, 2171, R
Output (English): 16, 13, 5, 18, 7277, 1931, 1, 5549, 8, 23, 9667, 1007, 6571, 16, 3, 2171, 18