/* matrix multiplication */

#include<stdio.h>

int main()
{
	int i, j, k, sum;
	int x[2][2];
	int y[2][3] = {{1, 2, 3},
                       {4, 5, 6}};

	int z[3][2] = {{1, 2},
                       {3, 4},
                       {5, 6}};


	/* do the matrix multiply */
	for (i=0; i < 2; i++)
	{
		for (j=0; j < 2; j++)
		{
			sum = 0;
			for (k=0; k < 3; k++)
			{
				sum = sum + y[i][k] * z[k][j];
			}
			x[i][j] = sum;
		}
	}

	/* print the result */
	printf("\n\n");
	for (i=0; i < 2; i++)
	{
		for (j=0; j < 2; j++)
		{
			printf("%d ", x[i][j]);
		}
		printf("\n");
	}
	printf("\n\n");

	return 0;
}