Task: Program Execution
Input (English): 8663 V 241 b g 7091 8147 3573 4831 T 8449 2801 1271 8495 L x e E W 9289 175 977 1817 x 5507 F p
Output (English): 1, 3, 6, 7, 8, 9, 11, 12, 13, 14, 20, 21, 22, 23, 25