#include <iostream>
#include <fstream>

using namespace std;

ifstream in("cautbin.in");
ofstream out("cautbin.out");

int n, cer, x, m, bb;
int v[100001];

int bins(int x)
{
    int i=0, step=1;
    while(step<n) step<<=1;
    for(;step; step>>=1)
    {
        if(i+step<=n && v[i+step]<=x) i+=step;
    }
    return i;
}

int main()
{
    in>>n;
    for(int i=1; i<=n; i++) in>>v[i];
    in>>m;
    while(m--)
    {
        in>>cer>>x;
        if(cer==0)
        {
            bb=bins(x);
            if(v[bb]!=x) out<<"-1\n";
            else out<<bb<<'\n';
        }
        else if(cer==1)
        {
            bb=bins(x);
            if(v[bb]==x) out<<bb<<'\n';
            else out<<bins(x-1)<<'\n';
        }
        else if(cer==2)
        {
            bb=bins(x);
            if(v[bb]==x) out<<bins(x-1)+1<<'\n';
            else out<<bb+1<<'\n';
        }
    }
    return 0;
}