For Oleg

#include <iostream>

using namespace std;

template <typename T>
T** createMas(int n,int m)
{
    T** mas = new T*[n];
    for (int i = 0; i < n; ++i)
    {
        mas[i] = new T[m];
        for (int j = 0; j < m; ++j)
        {
            cin >> mas[i][j];
        }
    }
    return mas;
}

template <typename T>
void swapColumns(T** mas, int n, int m)
{
    for (int i = 0; i < n; ++i)
    {
        for (int j = 0; j < m; ++j)
        {
            T tmp = mas[i][j];
            mas[i][j] = mas[i][m - (j + 1)];
            mas[i][m - (j + 1)] = tmp;
        }
    }
}

template <typename T>
void printMas(T** mas, int n, int m)
{
    for (int i = 0; i < n; ++i)
    {
        for (int j = 0; j < m; ++j)
        {
            cout << mas[i][j] << " ";
        }
        cout << endl;
    }
}

template <typename T>
void deleteMas(T** mas, int n, int m)
{
    for (int i = 0; i < n; ++i)
    {
        delete[] mas[i];
    }
    delete[] mas;
}

int main()
{
    // some trash
    return 0;
}