对二维数组的遍历求和

Posted 2021-01-31 fengxia

二维数组的遍历，求和

        int [] [] s = {{1,2,3,4},{5,6,7,8,3,3},{9,10,11,12}};
        int sum=0;
        for (int i = 0; i < s.length; i++) {
            for (int j = 0; j < s[i].length; j++) {
                sum+=s[i][j];
            }
        }
        System.out.println(sum);
        Console:84;