#include <iostream>
#include <algorithm>
#include <vector>

void print(const std::vector<int> &mat) {
    for (const auto &y : mat) {
            std::cout << y << " ";
    }
    std::cout << "\n";
}

int main()
{
    std::vector<int> a {1,2,3,4,5};
    std::vector<int> b {1,2,3,4,5};

    print(a);

    int shift{2};

    // Rotate Right
    std::rotate(a.rbegin(), a.rbegin() + shift, a.rend() );

    // Rotate Left
    std::rotate(b.begin(), b.begin() + shift, b.end() );

    print(a);
    print(b);

    return 0;
}