#include <iostream>
#include <fstream>
using namespace std;
int n,x[100002],l,r,m,mij,k,v,i;
int cb1 (int v)
{
    int l=1,r=n;
    while(l<r)
    {
        mij=(l+r+1)/2;
        if(x[mij]>v)r=mij-1;
        else l=mij;
    }
    if(x[r]==v)return r;
    else return -1;
}
int cb2 (int v)
{
    int l=1,r=n;
    while(l<r)
    {
        mij=(l+r+1)/2;;
        if(x[mij]>v)r=mij-1;
        else l=mij;
    }
    return r;
}
int cb3 (int v)
{
    int l=1,r=n;
    while(l<r)
    {
        mij=(l+r)/2;
        if(x[mij]<v)l=mij+1;
        else r=mij;
    }
    return r;
}
int main()
{
    ifstream fin ("cautbin.in");
    ofstream fout ("cautbin.out");
    fin>>n;
    for(i=1;i<=n;i++)fin>>x[i];
    fin>>m;
    for(i=1;i<=m;i++)
    {
        fin>>k>>v;
        if(k==0)fout<<cb1(v)<<"\n";
        if(k==1)fout<<cb2(v)<<"\n";
        if(k==2)fout<<cb3(v)<<"\n";
    }
    return 0;
}