#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";}}
}