Task: Program Execution
Input (English): 8193 4207 F z 2211 6017 W 8475 V 467 9463 o p t J 9879 7181 1411 3079 5401 k a 5219 F 9599 9295 1627 x 4053
Output (English): 3, 4, 7, 9, 12, 13, 14, 15, 21, 22, 24, 28