#include <iostream>
#include <vector>

using namespace std;

int main()
{
    int n;
    vector <int> v;
    cin >> n;
    v.resize(n);
    for(int i = 0 ; i < n; i ++){
        cin >> v[i];
    }
    bool t = 1,b;
    int i = 0, j, db = 1;
    while(t and i < n){
        b = 0;
        j = i + 1;
        while(j < n and !b){
            if(v[i] == v[j])
                b = 1;
            j ++;
        }
        if(b){
            db ++;
        }
        else
            t = 0;
        i ++;
    }
    cout << db;
    return 0;
}