题解 | #二维数组求和#
二维数组求和
http://www.nowcoder.com/practice/01b9b232b8894e83b1740c5513fa9488
public class Main { public static void main(String[] args) { int[][] arr = {{11,33,55},{22,44,66,88},{131,214,315,146},{928,827,726,625},{424,525}}; int sum=add(arr); System.out.println(sum); } public static int add(int[][] arr) { int sum=0; //write your code here...... for(int i=0;i<arr.length;i++) { for(int j=0;j<arr[i].length;j++) { sum+=arr[i][j]; } } return sum; } }