bai417.cpp

/*
 * Bai 4.17: Nhan hai ma tran
 * Le Quang Thanh - 11020287
 */



#include <iostream>
using namespace std;



int main(){


	int m,n,k;
	cout << "Ma tran thu 1 - mxn = :";
	cin >> m >> n;
	cout << "Ma tran thu 2 - k = :";
	cin >> k;

	double a[m][n], b[n][k], c[m][k];

	for ( int i = 0; i < m ; ++i ){
		for (int j = 0; j < n; ++j ){
			a[i][j] = i*j;
		}
	}

	for ( int i = 0; i < n ; ++i ){
			for (int j = 0; j < k; ++j ){
				b[i][j] = i*j;
			}
		}

	for ( int i = 0; i < n; ++i ){
		for ( int j = 0; j < k ; ++j ){
			c[i][j] = 0;
		}
	}
	for ( int i = 0 ; i < m ; ++i ){
		for ( int j = 0; j < n ; ++j ){
			for ( int t = 0; t < k ; ++t){
				c[i][t] += a[i][j]*b[j][t];
			}
		}
	}

	for ( int i = 0; i < m; ++i ){
			for ( int j = 0; j < k ; ++j ){
				cout << c[i][j] << " ";
			}
			cout << endl;
		}




	return 0;

}