C Program of lower and upper triangular matrix.

What is Sparse Matrix?

#include<stdio.h>
#include<conio.h>
void main() 
{
   int rows, cols, r, c, matrix[10][10];
   clrscr();
   printf("**Program to print lower and upper triangular matrix**\n");
   printf("enter the number of rows for the matrix: ");
   scanf("%d", &rows);
   printf("\n");
   printf("enter the number of columns for the matrix: ");
   scanf("%d", &cols);
   printf("\n");
   printf("enter the elements for the Matrix: \n");
   for(r = 0; r < rows; r++)
    {
      for(c = 0;c < cols;c++)
        {
	       scanf("%d", &matrix[r][c]);
        } 
    }
 printf("\n The Lower Triangular Matrix is: ");
   for(r = 0; r < rows; r++)
      {
        printf("\n");
      for(c = 0; c < cols; c++)
          {
            if(r >= c)
              {
	           printf("%d\t ", matrix[r][c]);
              }
            else
              {
	           printf("0");
	           printf("\t");
              } 
          }  
      }
   printf("\n\n The Upper Triangular Matrix is: ");
   for(r = 0; r < rows; r++)
      {
        printf("\n");
      for(c = 0; c < cols; c++)
          {
	         if(r > c)
                {
	              printf("0");
	              printf("\t");
	            }
	         else
                {
	              printf("%d\t ", matrix[r][c]);
	            }
          }   
      }
  getch();
}