#include <fstream>
using namespace std;
ifstream in("cautbin.in");
ofstream out("cautbin.out");
int v[10000001],ls,li,n,x,mij;
 int cautbin0()
 {
     li=1;
     ls=n;
     while(li<=ls)
     {
         mij=(li+ls)/2;
         if(v[mij]<=x)
         li=mij+1;
         else
         ls=mij-1;
     }
     if(v[ls]==x)
     return ls;
     else return -1;
 }
 int cautbin1 ()
 {
     li=1;
    ls=n;
    while(li<=ls)
    {
        mij=(li+ls)/2;
        if(v[mij]<=x)
        li=mij+1;
        else
        ls=mij-1;
    }
    return ls;
}

int cautbin2()
{
    li=1;
    ls=n;
    while(li<=ls)
    {
        mij=(li+ls)/2;
        if(v[mij]>=x)
        ls=mij-1;
        else li=mij+1;

    }
    return li;
}


int main()
{ int i;
 in>>n;
    for( i=1;i<=n;i++)
        in>>v[i];
    int y,m;
    in>>m;
    for( i=1;i<=m;i++)
        {
            in>>y>>x;
            if(y==0)
            out<<cautbin0()<<'\n';
            if(y==1)
            out<<cautbin1()<<'\n';
            if(y==2)
            out<<cautbin2()<<'\n';
        }
    return 0;
}