#include <iostream>
#include <cmath>
// #include "Matrix.h"
#include "stdMatrix.h"

using namespace std;

int main() {
    int m, n;
    while (true) {
        cout << "Enter matrix size: numRows, numCols" << endl;
        cin >> m >> n;
        if (!cin.good())
            break;
        Matrix a(m, n);
        cout << "Enter matrix elements:" << endl;
        cin >> a;
        int r = a.gauss();
        cout << "rank of matrix: " << r << endl;
        cout << "Row echelon form:" << endl;
        cout << a;
    }
    return 0;
}