void metoda(int n, int k, float a[k][n], float q[k][k]) {
	float r[k][n];
	for(int j = 0; j <= n; ++j) {
		r[k][j] = a[k][j] / q[k][k];
		if(k == 1)
			continue;
		float S = 0;
		for(int l = 1; l <= k-1; ++l)
			S += q[k][l];
		r[k][j] -= S/q[k][k];
	}
}