#include <iostream>

using namespace std;

int array[4][4] {{   96, 26, 31, 81 },
    {   41, 71, 66, 56 },
    {   61, 51, 46, 76 },
    {   36, 86, 91, 21 }
};

int flippedArray[4][4] {{   0, 26, 31, 0 },
    {   41, 0, 0, 56 },
    {   61, 0, 0, 76 },
    {   0, 86, 91, 0 }
};

void printArray()
{
    for(int row = 0; row < 4; row++)
    {
        for (int col = 0; col < 4; col++)
        {

            cout << array[row][col] << "\t";

        }
        cout << endl;
    }

    cout << endl;
}

void printFlippedArray()
{
    for(int row = 0; row < 4; row++)
    {
        for (int col = 0; col < 4; col++)
        {

            cout << flippedArray[row][col] << "\t";

        }
        cout << endl;
    }
    cout << endl;
}

void reverseLeft()
{

    int newRow= 3;
    int newCol = 3;
    int counter = 0;

    for(int row = 0; row < 4; row++)
    {
        for (int col = 0; col < 1; col++)
        {
            flippedArray[newRow][newCol] = array[row][counter];
        }

        counter++;
        newRow--;
        newCol--;

    }

}

void reverseRight()
{

    int newRow= 3;
    int newCol = 0;

    int counter = 3;

    for(int row = 0; row < 4; row++)
    {
        for (int col = 0; col < 1; col++)
        {
            flippedArray[newRow][newCol] = array[row][counter];
        }

        counter--;
        newRow--;
        newCol++;

    }

}

int main()
{
    printArray();
    reverseLeft();
    reverseRight();
    cout << endl;
    printFlippedArray();
}