Task: Program Execution
Input (English): y m 3015 6713 f c 4697 u 4493 919 3469 q 3459 8327 1429 553 g x 9893 L 8883 Z S e 3669 k R a i 817 C 137 8239 8283 a 2623
Output (English): 3, 4, 7, 9, 10, 11, 13, 14, 15, 16, 19, 21, 25, 30, 32, 33, 34, 36