Task: Program Execution
Input (English): 165 q 5971 6399 w 1533 p w 4251 e I R C 1759 x q 9547 J 873 t A 3937 E 6461 e n O 4029 S N I 2397
Output (English): 2, 5, 7, 8, 10, 11, 12, 13, 15, 16, 18, 20, 21, 23, 25, 26, 27, 29, 30, 31