【leetcode】520. Detect Capital

problem

520. Detect Capital

题意:

题目中给出的三种情况,分别是全是大写、全是小写、首字母大写,这三种情况返回True;否则返回False;

solution:

class Solution {
public:
    bool detectCapitalUse(string word) {
        bool flag = false;
        int cnt = 0;
        for(int i=0; i<word.size(); i++)
        {
            char ch = word[i];
            if(ch>='A'&&ch<='Z') cnt++;
        }
        if(cnt==word.size() || (cnt==1&& word[0]>='A'&&word[0]<='Z') || cnt==0) //err
        {
            flag = true;
        }
        return flag;
    }
};

 

参考

1. Leetcode_520. Detect Capital;

posted on 2019-05-27 13:32  鹅要长大  阅读(194)  评论(0编辑  收藏  举报

导航