Task: Program Execution
Input (English): 8339 e 6283 B d J U 9621 j D 2681 A 4833 w P 6687 f t r 4631 5313 u v 8637 W 3811 B o 5891 N 9065 3025 8983 C 8729 1027 6775 p A
Output (English): 2, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 22, 23, 25, 27, 28, 30, 34, 38, 39