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

long long jury(int N,vector<int> A,int Add,int Max,int Min){
    int dep = 0;
    auto dfs = [&](auto dfs,vector<int> now,int ad,int ma,int mi,long long x) -> long long {
        dep++;
        int n = now.size();
        if(n == 0){
            dep--;
            return x;
        }    
        long long ret = 0;
        for(int i=0; i<n; i++){
            long long val = 1e18;
            long long y = now.at(i);
            now.erase(now.begin()+i);
            if(ad) val = min(val,dfs(dfs,now,ad-1,ma,mi,x+y));
            if(dep == 1){
                cout << "stop" << endl;
            }
            if(ma) val = min(val,dfs(dfs,now,ad,ma-1,mi,max(x,y)));
            if(dep == 1){
                cout << "stop" << endl;
            }
            if(mi) val = min(val,dfs(dfs,now,ad,ma,mi-1,min(x,y)));
            if(dep == 1){
                cout << "stop" << endl;
            }
            now.insert(now.begin()+i,y);
            ret = max(ret,val);
        }
        dep--;
        return ret;
    };
    return dfs(dfs,A,Add,Max,Min,0);
}

random_device rnd;
mt19937 mt(rnd());

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

    int N; cin >> N;
    bool test = false;
    while(true){
    vector<int> Akane(N);
    int Add = 0,Max = 0,Min = 0;
    if(test == false) for(auto &a : Akane) cin >> a;
    if(test) for(auto &a : Akane) a = mt()%9+1;
    for(int i=0; i<N; i++){
        string s;
        int k = mt()%3;
        if(k == 0) s = "add";
        if(k == 1) s = "max";
        if(k == 2) s = "min";
        
        if(test == false) cin >> s;
        
        if(s == "add") Add++;
        else if(s == "max") Max++;
        else Min++;
    }
    sort(Akane.rbegin(),Akane.rend());
    
    if(Min == N){
        continue;
        cout << 0 << endl; //かわいそう.
        return 0;
    }
    long long answer = Akane.at(Min);
    for(int i=Min+Max+1; i<N; i++) answer += Akane.at(i);
    
    if(Min) answer = min(answer,1LL*Akane.at(Min-1)); //え.
    if(test){
        long long ju = jury(N,Akane,Add,Max,Min);
        if(answer != ju && test){
            cout << "Wrong" << endl;
            cout << N << endl;
            for(auto a : Akane) cout << a << " "; cout << endl;
            cout << Add << " " << Max << " " << Min << endl;
            cout << answer << " " << ju << endl;
            return 0;
        }
    }
    if(test) continue;
    cout << answer << endl; break;
    }
}