Task: Program Execution
Input (English): 1473 t E U 7713 5079 k R h O 1037 B 7021 j 197 s E d 3339 223 5021 3283 2731 1669 3895 9401 y 3775 e K y 1857 y 6167 O 3695 S 1167 u 8421
Output (English): 2, 3, 4, 7, 8, 9, 10, 12, 14, 16, 17, 18, 27, 29, 30, 31, 33, 35, 37, 39