Task: Program Execution
Input (English): 6283 W 4169 2459 n F 3399 9971 K 3989 x 8125 6239 809 y w y f V 3643 5495 M 9099 b T 7841 6403 3429
Output (English): 1, 3, 4, 7, 8, 10, 12, 13, 14, 20, 21, 23, 26, 27, 28