Task: Program Execution
Input (English): d 7337 6145 k A T 5693 593 7425 O L 2051 L 495 2807 1861 5277 8997 A 8025 y 1107 C 6977 d T 7687 e 3601 k b 1173 7811
Output (English): 1, 4, 5, 6, 10, 11, 13, 19, 21, 23, 25, 26, 28, 30, 31