Task: Program Execution
Input (English): x, 3239, c, S, 617, 6317, 7843, 5869, b, 4947, x, 4861, 1275, g, 4845, q, 3761, b, 8963
Output (English): 2, 5, 6, 7, 8, 10, 12, 13, 15, 17, 19