#include <iostream>
#include <fstream>
using namespace std;

const int dim_mat = 501;
const int dim = 60001;

ifstream f("numere9.in");
ofstream g("numere9.out");

void afiseaza_matricea( int a[ dim_mat ][ dim_mat ], int n )
{
    int i, j;
    for( i = 1; i <= n; ++i )
    {
        for( j = 1; j <= n; ++j )
            g << a[ i ][ j ] << ' ';
        g << '\n';
    }
    g << "\n\n";
}

bool v[60001];/// initializeaza cu 0 <=> False

int main()
{
    int x,i,j,n, max = 0, min = dim_mat, cnt0 = 0, start1;
    f >> n;
    ///v = new bool[ n * n + 1];


    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            {
                f >> x;
                if( x == 0 )
                    ++cnt0;
                if(x != 0 && x < 60001)
                    v[ x ] = 1;
            }



    i = 1;
    while( v[ i ]  !=  0 )
        ++i;
    start1 = i;

    /*for(i=1;i<=n*n;i++)
    {
        if( v[i] == 0 )
        {
            if( i >= max ) max=i;
            if( i <= min ) min=i;
        }
    }
    g << min << " "<<max << endl;*/
    g << start1 <<" "<< start1 + cnt0 - 1 << endl;

    return 0;
}