#include <iostream>
#include <fstream>
#include <cstring>
#include <cstdio>
using namespace std;
ifstream in("cautbin.in");
ofstream out("cautbin.out");
const int maxn = 100005;
char T[maxn];
int v[maxn];
int logn;
int n;
inline int cautbin_0(int x)
{
    int i, pas;
    for (pas = 1; pas < n; pas <<= 1);
    for (i = 0; pas; pas >>= 1)
        if (i + pas <= n && v[i + pas] <= x)
           i += pas;
    return i;
}

inline int cautbin_2(int x)
{
    int st = 1;
    int dr = n;
    int ret = -1;
    while(st <= dr)
    {
        int mij = st + (dr - st) / 2;
        if(x <= v[mij])
        {
            ret = mij;
            dr = mij - 1;
        }
        else
            st = mij + 1;
    }
    return ret;
}

void parsare()
{
    in.getline(T, maxn);
    int total = 0;
    while(total < n)
    {
        in.getline(T, maxn);
        int sz = strlen(T);
        int nr = 0;
        int poz = 0;
        for(int i = 0; i < sz; i++)
        {
            if(T[i] == ' ')
            {
                v[++poz] = nr;
                total++;
                nr = 0;
            }
            else
                nr = nr * 10 + T[i] - '0';
        }
        v[++poz] = nr;
        total++;
    }
}

int main()
{
    //freopen("cautbin.in", "r", stdin);
    //freopen("cautbin.out", "w", stdout);
    //scanf("%d", &n);
    in >> n;
    parsare();
    int m;
    //scanf("%d", &m);
    in >> m;
    for(int i = 1; i <= m; i++)
    {
        int x, y;
        //scanf("%d%d", &x, &y);
        in >> x >> y;
        if(x == 0 || x == 1)
        {
            int sol = cautbin_0(y);
            if(x == 0 && v[sol] != y)
                //printf("-1");
                out << -1;
            else
                //printf("%d", sol);
                out << sol;
        }
        else
            //printf("%d", cautbin_2(y));
            out << cautbin_2(y);
        //printf("\n");
        out << "\n";
    }
    return 0;
}