#include <bits/stdc++.h>
#include<iostream>
using namespace std;

int main(){
    int n;
    cin >> n;
    vector<int> types(n);
    for(int types_i = 0; types_i < n; types_i++){
       cin >> types[types_i];
    }
    
    int a[6]={0,0,0,0,0,0};
   int maxi=0;
    for(int i=0;i<n;i++){
        a[types[i]]++;
        if(a[types[i]]>a[maxi]){
            maxi=i;
        }
    }
    
    cout<<maxi<<endl;
    // your code goes here
    return 0;
}