Page 324 - Computer science 868 Class 12
P. 324

1 0 0 0
              0 1 0 0
              0 0 1 1
              The matrix is a sparse matrix


                Program 8      Write a program to display lower triangular matrix.

                 1       import java.util.*;

                 2       class Lower_Matrix
                 3       {

                 4           public static void main(String args[])
                 5           {

                 6
                 7               Scanner sc = new Scanner(System.in);
                 8               int size,i,j;

                 9               System.out.println("Enter the order of your Matrix ");

                10               System.out.println("Enter the size:");
                11               size = sc.nextInt();
                12

                13               int ar[][] = new int[size][size];

                14               System.out.println("Enter your elements:");
                15               for(i = 0; i < size; i++)
                16               {

                17                   for(j = 0; j < size; j++)
                18                   {

                19
                20                       ar[i][j] = sc.nextInt();

                21                   }
                22               }

                23               System.out.println("You have entered:");
                24               for(i=0; i<size; i++)

                25               {
                26                   for(j=0;j<size;j++)

                27                   {
                28                       System.out.print(ar[i][j] + " ");







                322322  Touchpad Computer Science-XII
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