#include <iostream>
#include <vector>

using namespace std;

class Matrix
{
    private:
    std::vector<std::vector<int>> matrix;
    public:
    void setMatrix(int r, int c, int v = 1)
    {
        for (int i = 0; i < c; i++)
        {
            matrix.push_back(new std::vector<int>());
            for (int j = 0; j < r; j++)
            {
                matrix[i].push_back(v);
            }
        }

    }
}

int main()
{


    return 0;
}