Task: Program Execution
Input (English): f, 6235, 6553, O, F, w, u, y, q, Q, x, s, 611, 2685, 9619, 6797, g, 7521, B
Output (English): 1, 4, 5, 6, 7, 8, 9, 10, 11, 12, 17, 19