Task: Program Execution
Input (English): 8257, I, I, B, z, b, j, n, 8047, 3251, 3249, Y, 8891, C, 5805, G, x, R, 4103, 4793, e, s, 7965, W
Output (English): 1, 9, 10, 11, 13, 15, 19, 20, 23