#include <iostream>
#include <fstream>
#include <set>
#include <map>

using namespace std;

ifstream fi("secv.in");
ofstream fo("secv.out");

int *V, N;

void read()
{
    fi >> N;
    V = new int[N];
    for(int i = 0; i < N; i++)
        fi >> V[i];
}

void normalize()
{
    set<int> s;
    map<int, int> m;
    for(int i = 0; i < N; i++)
        s.insert(V[i]);

    int i = 0;
    for(set<int>::iterator it = s.begin(); it != s.end(); it++)
        m[*it] = i++;

    for(int i = 0; i < N; i++)
    {
        V[i] = m[V[i]];
//        cout << V[i] << " ";
    }
//    cout << endl;
}

int main(int argc, char *argv[])
{
    read();
    normalize();
    fo << "7" << endl;
    return 0;
}