Task: Program Execution
Input (English): 2383 5309 o U s 4033 F 49 s r 5035 9601 y 5903 r 5083 x a 6327 7001 T n N 4683 2965 2429 N M 5393
Output (English): 3, 4, 5, 7, 9, 10, 13, 15, 17, 18, 21, 22, 23, 27, 28