#include<bits/stdc++.h>
using namespace std;
int a[100100],m,n,x,y,i;
int main(){ifstream cin("cautbin.in");ofstream cout("cautbin.out");
	cin>>n;for (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";}}
}