Task: Program Execution
Input (English): d 5421 7121 5635 395 y 2605 y O 1963 2385 W 981 4737 I c R 5569 1001 K V j 7353 y 7247 9949 g 4857 4101 2501 U 4129 f K 3211 v 2979 I 7185 8081
Output (English): 1, 6, 8, 9, 12, 15, 16, 17, 20, 21, 22, 24, 27, 31, 33, 34, 36, 38