Task: Program Execution
Input (English): x 4443 8617 7113 1669 M B q X 7747 3883 8749 S F 4113 M y 8301 2661 2745 6107 7343 w 8303 6185 X f 3725 6355 3663
Output (English): 2, 3, 4, 5, 10, 11, 12, 15, 18, 19, 20, 21, 22, 24, 25, 28, 29, 30