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#include <iostream>
#include <algorithm>
#include <set>

// const MAXSZPROTKI = 300000 + 100000;

std::multiset<long> szprotki;

std::pair<std::multiset<long>::iterator, std::multiset<long>::iterator> get_food_target_iterators(long weight, std::multiset<long>& szprotki_copy)
{
    auto current_target = szprotki_copy.lower_bound(weight);
    auto current_food = current_target;
    if (current_food == szprotki_copy.end() && current_food != szprotki_copy.begin())
    {
        --current_food;
    }
    while (current_food != szprotki_copy.begin() && (*current_food) >= weight){
        --current_food;
    }
    return {current_food, current_target};
}

long szczupak(){
    long eaten = 0;
    long weight, target;
    std::cin >> weight >> target;
    if (weight == target)
    {
        return 0;
    }
    if (szprotki.size() == 0)
    {
        return -1;
    }
    std::multiset<long> szprotki_copy = szprotki;
    auto iters = get_food_target_iterators(weight, szprotki_copy);
    auto current_food = iters.first;
    auto current_target = iters.second;
    while (weight < target)
    {
        ++eaten;
        bool end_of_food;
        auto next_food = current_food;
        if (current_food == szprotki_copy.begin())
        {
            end_of_food = true;
        }
        else
        {
            end_of_food = false;
            --next_food;
        }
        long food = *current_food;
        szprotki_copy.erase(current_food);
        weight += food;
        if (current_target != szprotki_copy.end() && (*current_target) < weight)
        {
            iters = get_food_target_iterators(weight, szprotki_copy);
            current_food = iters.first;
            current_target = iters.second;
        }
        else{
            if (weight < target)
            {
                if (end_of_food)
                {
                    return -1;
                }
                else
                {
                    current_food = next_food;
                }
            }
        }
    }
    return eaten;
}

void szprotkaplus(){
    long szprotka;
    std::cin >> szprotka;
    szprotki.insert(szprotka);
}

void szprotkaminus(){
    long szprotka;
    std::cin >> szprotka;
    szprotki.erase(szprotki.find(szprotka));
}

int main()
{
    std::ios::sync_with_stdio(false);
    int n;
    std::cin >> n;
    
    for (int i=0; i<n; ++i)
    {
        long w;
        std::cin >> w;
        szprotki.insert(w);
    }

    int q;
    std::cin >> q;
    for (int i=0; i < q; ++i)
    {
        int event;
        std::cin >> event;
        if (event == 1){
            long result = szczupak();
            std::cout << result << std::endl;
        }
        else if (event == 2){
            szprotkaplus();
        }
        else
        {
            szprotkaminus();
        }
    }
}