Task: Program Execution
Input (English): 3569 441 7279 1995 x 4007 f U k 7521 6181 J 7553 7733 2623 c p 2097 X j 4461 D w 641 N 4529 625 2621 v r L I 7137
Output (English): 5, 7, 8, 9, 12, 16, 17, 19, 20, 22, 23, 25, 29, 30, 31, 32