C program Diagonal sum of matrix

C program Diagonal sum of matrix

#include
#include
void main()
{
 int a[100][100];
 int row,col,i,j,sum=0,sum1=0;
 clrscr();
 printf("enter the rows and cols");
 scanf("%d %d",&row,&col);
 if(row==col)
 {
  printf(" \n enter %d by %d matrix",row,col);
 for(i=0;i   for(j=0;j   scanf("%d",&a[i][j]);

   for(i=0;i   {
   for(j=0;j   printf("\t %d",a[i][j]);
   printf("\n");
   }
    for(i=0;i   {
   for(j=0;j  {
   if(i==j)
   sum=sum+a[i][j];

   }
   }

   for(i=0,j=col-1;i=0;i++,j--)
      {
       sum1=sum1+a[i][j];
      }

  printf("\n sum of 1st diagonal=%d",sum) ;
 printf("\n sum of 2nd diagonal=%d",sum1) ;

  }


  getch();
}

output: