#include <iostream>
using namespace std;
int main()
{
int n ,a;
int index;
int z = 0;
cin >> n;
cin >> a;
int min = a;
for (int i = 1; i < n; ++i)
{
cin >> a;
if (min > a)
{
min = a;
index = i;
z = 1;
}
}
if (z == 0)
{
cout << 0;
}
else
{
cout << index;
}
return 0;
}