随笔分类 -  指针

摘要:class Solution { public: bool isPalindrome(string s) { string sgood; for (char ch: s) { if (isalnum(ch)) { //判断是否是数字或者字母 sgood += tolower(ch); //tolow 阅读全文
posted @ 2021-03-28 16:54 jakekiller00 阅读(55) 评论(0) 推荐(0)