Task: Program Execution
Input (English): 7311, 7637, 273, N, 2177, 2705, 5223, Z, Z, 6953, 3083, w, l, 4175, I, e, f, 61, v, 2291, m, z
Output (English): 4, 8, 9, 12, 13, 15, 16, 17, 19, 21, 22