Task: Program Execution
Input (English): 6819 229 9257 2997 F 8833 U W i 1973 b e 8405 K 2491 E c 5825 C 2791 5485 S e 4835 l I z 3907 J 1067 8927 909
Output (English): 1, 2, 3, 4, 6, 10, 13, 15, 18, 20, 21, 24, 28, 30, 31, 32