#include<fstream>
#include<algorithm>
using namespace std;
ifstream cin("cautbin.in");
ofstream cout("cautbin.out");
int a[100100],m,n,x,y;
int main()
{
	cin >> n;
	for (int i = 0; i < n; i++) cin >> a[i];
	cin >> m;
	while(m--)
	{
		cin >> y >> x;
		if (y == 0)
		{
			y = upper_bound(a,a+n,x) - a;
			if (a[y - 1] == x && y != 0) cout << y << "\n";
			else cout << "-1\n";
			
		}
		else
		{
			if (y == 1)cout << upper_bound(a,a+n,x) - a << "\n";
			else cout << lower_bound(a,a+n,x) - a + 1<< "\n";
		}
	}
}