Task: Program Execution
Input (English): f S 1525 4631 d T q 4719 J P 9305 j 1751 4647 9345 3417 x 8987 U V 5271 Y 3261 4485 l E h 1005 r N
Output (English): 3, 4, 8, 11, 13, 14, 15, 16, 18, 21, 23, 24, 28