Task: Program Execution
Input (English): 5859 3563 y 7493 r f 3297 y 7443 q 6129 x M k m B M u 9681 O 1887 8923 V 2479 3201 23 3735 4417 8613 4053 Y 9655 603
Output (English): 3, 5, 6, 8, 10, 12, 13, 14, 15, 16, 17, 18, 20, 23, 31