#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int N,Q; cin >> N >> Q;
    int ok = N,mem = 0;
    set<tuple<int,int,string>> S;
    map<string,int> rate;
    while(Q--){
        int t; cin >> t;
        if(t == 1){
            string s; int r; cin >> s >> r;
            S.insert({0,r,s});
            rate[s] = r; mem++;
        }
        if(t == 2){
            int x; cin >> x;
            ok -= x;
        }
        if(t == 3){
            string s; int x; cin >> s >> x;
            int ra = rate[s];
            S.erase({0,ra,s});
            S.insert({1,ra,s});
            ok += x;
        }
        vector<pair<int,string>> era;
        while(ok < mem){
            auto &[ig,ra,s] = *S.begin();
            era.push_back({ra,s});
            S.erase(S.begin()); mem--;
        }
        sort(era.begin(),era.end());
        for(auto &[ign,s] : era) cout << s << "\n";
    }
}