```text aa bcdaa idsaa aa ``` 答案为 ``` 1 12 ``` by Burnling @ 2022-08-24 09:53:42
@[Burnling](/user/560948) 哦,我明白了,是匹配的单词的首字母出现的第一个位置~谢谢 by jojiong @ 2022-08-24 09:59:42