Task: Program Execution
Input (English): 9953, R, P, 1625, Y, y, H, 7849, 1289, I, f, o, 1305, R, 4975, L, G, 6687, z, 479, 3057, 8235
Output (English): 1, 4, 8, 9, 13, 15, 18, 20, 21, 22