Task: Program Execution
Input (English): r 9053 273 j p I q X 4861 6785 6481 2383 a s Q F 4631 m 109 4803 7609 m U 699 J 9407 8043 4931 r
Output (English): 1, 4, 5, 6, 7, 8, 13, 14, 15, 16, 18, 22, 23, 25, 29