Task: Program Execution
Input (English): 3015, 8223, 6523, R, T, 2745, o, 4363, 4777, 609, 7477, W, S, Z, 8115, O, D, y, 5241, 4087, k
Output (English): 4, 5, 7, 12, 13, 14, 16, 17, 18, 21