#include <fstream>
using namespace std;
ifstream f("cautbin.in");
ofstream g("cautbin.out");
int n, v[100009],m,t,x;
int cb2(int x)
{
    int a,b, i;
    a=1;
    b=n;
    while (a<=b)
    {
        i=(a+b)/2;
        if(v[i]<x)
            a=i+1;
        else
            b=i-1;
    }
    return a;
}
int cb1(int x)
{
    int a,b,i;
    a=1;
    b=n;
    while (a<=b)
    {
        i=(a+b)/2;
        if(v[i]<=x)
            a=i+1;
        else
            b=i-1;
    }
    return b;
}
int cb0(int x)
{
    int a, b,i;
    a=1;
    b=n;
    while (a<=b)
    {
        i=(a+b)/2;
        if(v[i]==x)
            a=i+1;
        else
            if(v[i]<x)
                a=i+1;
            else
                b=i-1;
    }
    if(v[b]!=x)
        return -1;
    return b;
}
int main()
{
    int i;
    f>>n;
    for(i=1;i<=n;i++)
    {
        f>>v[i];
    }
    f>>m;
    for (i=1;i<=m;i++)
    {
        f>>t;
        f>>x;

        if(t==0)
            g<<cb0(x)<<'\n';
        if(t==1)
            g<<cb1(x)<<'\n';
        if(t==2)
            g<<cb2(x)<<'\n';
    }
    g.close();

    return 0;
}