lab7 (1078)

#include <iostream>

using namespace std;

int main()
{
	int m = 20, n = 4;
	int k=0, d=0, A;

	int **array = new int*[m];

	for (int i = 0; i < m; i++)
	{
		array[i] = new int[n];
	}
	for (int i = 0; i < m; i++)
	{
		for (int j = 0; j < n; j++)
		{
			array[i][j] = rand() % 20;
			cout << array[i][j] << "\t";
		}
		cout << endl;
	}	
	//-------------------------
	cout << endl << "Enter k - quantity rows " << endl;
	cin >> k;

	d += k;
	for (int i = 0; i < m; i++)
	{
		for (int j = 0; j < n; j++)
		{
			if (i < k)
			{
				A = array[i][j];
				array[i][j] = array[m - d][j];
				array[m - d][j] = A;
			}
		}	
		d--;
	}

	for (int i = 0; i < m; i++)
	{
		for (int j = 0; j < n; j++)
		{			
			cout << array[i][j] << "\t";
		}
		cout << endl;
	}

	//--------------------------
	for (int i = 0; i < m; i++)
	{
		delete[] array[i];
	}
	delete[] array;
}