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- /* 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;
- }
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