Leetcode1662-检查两个字符串是否相等

模拟即可。

class Solution {
public:
    bool arrayStringsAreEqual(vector<string>& word1, vector<string>& word2) {
        string s1,s2;
        for(auto t:word1) s1+=t;
        for(auto t:word2) s2+=t;
        return s1==s2;
    }
};