Task: Program Execution
Input (English): I m b e 2889 2175 U 7349 5063 n 8677 D 3283 L 9229 D 669 e f g 489 b 2255 2641 s 5927 7839 x d 6385 q 4959 P 7605 C z
Output (English): 1, 2, 3, 4, 7, 10, 12, 14, 16, 18, 19, 20, 22, 25, 28, 29, 31, 33, 35, 36