package pratise; public class Construct { public static void main(String[] args) { int sum = 0; int nums[][] = new int[3][5]; //give nums some values for(int i = 0; i < 3; i++){ for(int j = 0; j < 5; j++){ nums[i][j] = (i+1)*(j+1); } } //Use for-each for loop to display and sum the values. for(int x[]: nums){ for(int y: x){ System.out.print(y + " "); sum += y; } } System.out.println("Summation: " + sum); } }