#include<iostream>
using namespace std;


int main()
{
    int n;
    int a[60001];
    cin >> n;
    a[0] = a[n+1] = 0;
    for(int i = 1; i <= n; i++)
        cin >> a[i];
    for(int i = 1; i <= n; i++)
    {   
        if(a[i] >= a[i-1] && a[i] >= a[i+1])
            cout << i << endl;
    }   
    return 0;
}