#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    int temp;
    int arr[5]={};
    int n;
    cin >> n;
    while(n--){
        cin >> temp;
        ++arr[temp-1];
    }
    int id = 1;
    if(arr[0]<arr[1]) {
        id = 2;
    }
    if(arr[id-1]<arr[2]) id = 3;
    if(arr[id-1]<arr[3]) id = 4;
    if(arr[id-1]<arr[4]) id = 5;
    cout << id << endl;
    return 0;
}