Task: Program Execution
Input (English): a E 4623 t 7071 8373 713 3469 6071 7731 E I e 4957 2027 q h 3461 e g 8037 z 341 9009 S e Y s e 9961 U i 3429 o X 9785
Output (English): 3, 5, 6, 7, 8, 9, 10, 14, 15, 18, 21, 23, 24, 30, 33, 36