#include <fstream>
using namespace std;
ifstream fin ("cautbin.in");
ofstream fout ("cautbin.out");
int v[100001],n,m,i,u,p,mij,x,y;

int main () {

    fin>>n;
    for (i=1;i<=n;i++)
        fin>>v[i];

    fin>>m;
    for (i=1;i<=m;i++){
        fin>>x>>y;
        p=1;u=n;
        if (x==0||x==1) {
        while (p<=u){
            mij=(p+u)/2;

            if (v[mij]<=y)
                p=mij+1;
            else
                u=mij-1;
        }
        if (x==0) {
            if (v[u]==y)
                fout<<u<<"\n";
            else
                fout<<-1<<"\n";
        }else
            fout<<u<<"\n";
        }else {
            while (p<=u){
            mij=(p+u)/2;

            if (v[mij]<y)
                p=mij+1;
            else
                u=mij-1;
        }
            fout<<p<<"\n";
        }
    }

    return 0;
}