Page 471 - CA_Blue( J )_Class10
P. 471
8 int i,j,sum = 0; // Declaration of variables
9 for(i = 0;i<4;i++) // Input values in array
10 {
11 for(j = 0;j<4;j++)
12 {
13 System.out.print("Enter a number : ");
14 a[i][j]=sc.nextInt();
15 }
16 }
17 for(i = 0;i<4;i++) //Loop to print diagonals
18 {
19 for(j = 0;j<4;j++)
20 {
21 if(i == j || (i+j) == 3)
22 {
23 System.out.print (a[i][j]+" ");
24 sum += a[i][j];
25 }
26 else
27 System.out.print (" ");
28 }
29 System.out.println ();
30 }
31 System.out.println ("Sum of diagonals:"+sum); //Printing the sum
of the elements
32 } // close of main()
33 } //close of class
Output
Enter a number : 1
Enter a number : 2
Enter a number : 3
Enter a number : 4
Enter a number : 5
Enter a number : 6
Enter a number : 7
Enter a number : 8
469
Internal Assessment 469

