#include <fstream>
using namespace std;

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

int v[100001];

int main()
{
    int n, m, t, x;
    in >> n;
    for(int i = 1; i <= n; i++)
        in >> v[i];
    in >> m;
    for(int i = 1; i <= m; i++)
    {
        in >> t;
        if(t == 0)
        {
            in >> x;
            int r = 0, pas = 1 << 16;
            while(pas != 0)
            {
                if(r + pas <= n && v[r + pas] <= x)
                    r += pas;
                pas /= 2;
            }
            if(v[r] == x)
                out << r << '\n';
            else
                out << "-1\n";
        }
        else if(t == 1)
        {
            in >> x;
            int r = 0, pas = 1 << 16;
            while(pas != 0)
            {
                if(r + pas <= n && v[r + pas] <= x)
                    r += pas;
                pas /= 2;
            }
            out << r << '\n';
        }
        else
        {
            in >> x;
            int r = 0, pas = 1 << 16;
            while(pas != 0)
            {
                if(r + pas <= n && v[r + pas] <= x)
                    r += pas;
                pas /= 2;
            }
            out << r + 1 << '\n';
        }
    }
    return 0;
}