Task: Program Execution
Input (English): Y 2951 o 7409 3967 6627 b m x 627 2365 9781 Y 9455 c 5149 5549 7157 2999 3959 6795 7713 a 6243 3909 H 5411 9171 9157 W 6805 6101 9915 q 2501 C T 415
Output (English): 2, 4, 5, 6, 10, 11, 12, 14, 16, 17, 18, 19, 20, 21, 22, 24, 25, 27, 28, 29, 31, 32, 33, 35, 38