Task: Program Execution
Input (English): 6669 B 935 l 8453 2223 S q J 1467 7639 d J d B D n m d 493 r s L L 865 7901 4611 g 2923 C 5725 1699 1185 3275 6073
Output (English): 2, 4, 7, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 28, 30