#include <array>
#include <iostream>


class Sudoku
{
    // your code here

};



using namespace std;

int main()
{
    using row = array<int, 9>;
    Sudoku s {
        array<row, 9> {
            row { 4, 7, 8, 6, 2, 5, 9, 3, 1 },
            row { 5, 2, 1, 3, 9, 8, 4, 7, 6 },
            row { 9, 6, 3, 7, 1, 4, 8, 2, 5 },
            row { 3, 8, 5, 2, 6, 9, 7, 1, 4 },
            row { 2, 4, 6, 1, 8, 7, 5, 9, 3 },
            row { 1, 9, 7, 5, 4, 3, 2, 6, 8 },
            row { 6, 5, 2, 4, 7, 1, 3, 8, 9 },
            row { 8, 1, 4, 9, 3, 2, 6, 5, 7 },
            row { 7, 3, 9, 8, 5, 6, 1, 4, 2 }
        }
    };

    if ( s.is_solved() )
    {
        cout << "Rätt lösning" << endl;
    }
    else
    {
        cout << "Felaktig kontroll!" << endl;
    }
}