Task: Program Execution
Input (English): 4573 S A n 7395 2953 Q X f w o Z 2337 8679 8643 F 831 5765 3593 3861 229 J u M h d h 8931 r 1259 z X d w p m
Output (English): 1, 5, 6, 13, 14, 15, 17, 18, 19, 20, 21, 28, 30