原题链接：1672. 最富有客户的资产总量

solution:

class Solution {
public:
    int maximumWealth(vector<vector<int>>& accounts) {
        int res = 0;    //定义返回值
        int n = accounts.size();
        int m = accounts[0].size();
        for(int i = 0;i < n;i++){
            int tmp = 0;
            for(int j = 0;j < m;j++){
                tmp += accounts[i][j];
            }
            res = max(tmp,res);
        }
        return res;
    }
};