LeetCode 242 Valid Anagram

LeetCode 242

Valid Anagram

class Solution {
public:
    bool isAnagram(string s, string t) {
        if (s.length() != t.length()) return false;
        if (s == "" && t == "") return true;
        map<char, int> res;
        for (int i = 0; i < s.length(); i++) {
            res[s[i]]++;
            res[t[i]]--;
        }
        for (int i = 0; i < res.size(); i++) {
            if (res[s[i]])
                return false;
        }
        return true;
    }
};

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转载自blog.csdn.net/shey666/article/details/80749325