#include <iostream>

int main()
{
    int size = 8;
    
    for (int i = 0; i < size; ++i)
    {
        for (int j = 0; j < size; ++j)
        {
            if (i == j || i == size - j - 1)
            {
                std::cout << "1 ";
            }
            else
            {
                std::cout << "0 ";
            }
        }

        std::cout << std::endl;
    }

    return 0;
}