#include <iostream>
using namespace std;

int main() {
    int matrix[3][3];
    int X = sizeof(matrix)/sizeof(*matrix);
    int Y = sizeof(*matrix)/sizeof(*matrix[0]);

    for (int j = 0; j < X; ++j) {
        for (int i = 0; i < Y; ++i) {
    cout << "Enter the " << j << " - " << i << " element of the matrix: ";
    cin >> matrix[j][i];
        }
    }
    cout << endl;

    int X = sizeof(matrix) / sizeof(*matrix);
    int Y = sizeof(*matrix) / sizeof(*matrix[0]);

    for (int i = 0; i < Y; ++i) {
        int temp = matrix[X - 1][i];
        matrix[X - 1][i] = matrix[0][i];
        matrix[0][i] = temp;
    }

    for (int j = 0; j < (sizeof(matrix)/sizeof(*matrix)); ++j) {
    for (int i = 0; i < (sizeof(*matrix)/sizeof(*matrix[0])); ++i) {
        cout << matrix[j][i] << endl;
    }
    cout << endl;
    }

    system("PAUSE");
    return 0;
}