例如:一个二维数组 int [] score={{1,2,3,4,5,6,7,8,9},{11,22,33,44,55,66,77,88,99},{22,33,44,55,66,77,88,99},{100,200,300,400,500,600,700,800}};
怎么求他们的和? 用for循环来写出代码.
高手们看到这么简单的问题是不是笑了?因为我也笑了,笑一笑十年少,愁一愁白了头。哈哈
结贴100%!
------解决方案--------------------
- Java code
int [][] score={{1,2,3,4,5,6,7,8,9},{11,22,33,44,55,66,77,88,99},{22,33,44,55,66,77,88,99},{100,200,300,400,500,600,700,800}}; int sum = 0; for(int i = 0;i < score.length;i++){ for(int j = 0;j < score[i].length;j++){ sum += score[i][j]; } } System.out.println(sum);