View difference between Paste ID: gDF4C26s and NY61j3K6

 /* C programme to multiple two mattrixs */
 #include <stdio.h>
 int main()
 {
   int m, n, p, q, c, d, k, sum = 0;
   int first[10][10], second[10][10], multiply[10][10];
 
   printf("Enter the number of rows and columns of first matrix\n");
   scanf("%d%d", &m, &n);
   printf("Enter the elements of first matrix\n");
 
   for (  c = 0 ; c < m ; c++ )
     for ( d = 0 ; d < n ; d++ )
       scanf("%d", &first[c][d]);
 
   printf("Enter the number of rows and columns of second matrix\n");
   scanf("%d%d", &p, &q);
 
   if ( n != p )
     printf("Matrices with entered orders can't be multiplied with each other.\n");
   else
   {
     printf("Enter the elements of second matrix\n");
 
     for ( c = 0 ; c < p ; c++ )
       for ( d = 0 ; d < q ; d++ )
         scanf("%d", &second[c][d]);
 
     for ( c = 0 ; c < m ; c++ )
     {
       for ( d = 0 ; d < q ; d++ )
       {
         for ( k = 0 ; k < p ; k++ )
         {
           sum = sum + first[c][k]*second[k][d];
         }
 
         multiply[c][d] = sum;
         sum = 0;
       }
     }
 
     printf("Product of entered matrices:-\n");
 
     for ( c = 0 ; c < m ; c++ )
     {
       for ( d = 0 ; d < q ; d++ )
         printf("%d\t", multiply[c][d]);
 
       printf("\n");
     }
   }
   return 0;
 }