#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
#include <ctime>
#include <sstream>

using namespace std;

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

void answer_0(vector<int> &elements, int number){
    vector<int>::iterator it = upper_bound(elements.begin(),elements.end(),number - 1);

    if(*it == number){
        out << (it - elements.begin() + 1) << endl;
        return;
    }
    else{
        out << "-1"<<endl;
        return;
    }
}
void answer_1(vector<int> &elements, int number){
    vector<int>::iterator it = lower_bound(elements.begin(),elements.end(),number + 1);

    out << (it - elements.begin()) << endl;
}
void answer_2(vector<int> &elements, int number){
    vector<int>::iterator it = upper_bound(elements.begin(),elements.end(),number - 1);
    out << (it - elements.begin() + 1) << endl;
}
void answer(vector<int> &elements,int question,int number){
    if (question == 0) {
        answer_0(elements,number);
        return;
    } else if (question == 1) {
        answer_1(elements,number);
        return;
    } else {
        answer_2(elements,number);
        return;
    }
}

int main() {
    int n,m;
    int question;
    int number;
    vector<int> elements;
    string elementsAsString;

    in >> n;
    ws(in);
    getline(in,elementsAsString);

    stringstream str(elementsAsString);

    while( str >> number)
        elements.push_back(number);

    in >> m;

    for(int i = 0; i < m; i++)
    {
        in >> question >> number;
        answer(elements,question,number);
    }

    return 0;
}