#include "pch.h"
#include <iostream>
#include <vector>


int main()
{
    int matrix[5][5];
    int matrix2[5][5];
    int item;

    for(int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            matrix[i][j] = rand() % 99;
        }
    }

    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            std::cout << matrix[i][j] << " ";
        }
        std::cout << std::endl;
    }

    std::cout << "======================" << std::endl;

    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            std::cout << i << ":" << j << ") ";
            std::cin >> item;
            matrix2[i][j] = item;
        }
    }


    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            std::cout << matrix2[i][j] << " ";
        }
        std::cout << std::endl;
    }

    std::cout << "======================" << std::endl;

    int diag[5];
    int index = 4;

    for (int i = 0; i < 5; i++)
    {
        diag[i] = matrix2[i][index];
        index--;
    }

    int index2 = 0;

    for (int i = 0; i < 5; i++)
    {
        matrix[i][index2] = diag[i];
        index2++;
    }

    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            std::cout << matrix[i][j] << " ";
        }
        std::cout << std::endl;
    }

    std::cout << "======================" << std::endl;

    int sumRow = 0;
    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            if (i % 2 == 0)
            {
                sumRow += matrix[i][j];
            }
        }
    }

    int sumCol = 0;
    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            if (j % 2 == 0)
            {
                sumCol += matrix[i][j];
            }
        }
    }

    std::cout << sumRow << std::endl;
    std::cout << sumCol << std::endl;

    int sumRow2 = 0;
    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            if (i % 2 != 0)
            {
                sumRow2 += matrix2[i][j];
            }
        }
    }

    int sumCol2 = 0;
    for (int i = 0; i < 5; i++)
    {
        for (int j = 0; j < 5; j++)
        {
            if (j % 2 != 0)
            {
                sumCol2 += matrix2[i][j];
            }
        }
    }

    std::cout << sumRow2 << std::endl;
    std::cout << sumCol2 << std::endl;

    system("pause");
    return 0;
}