vector<long long> cubeSum(int n, vector<string> o) {
    map<tuple<int, int, int>, int> M;
    vector<long long> answer;
    for (int i=0; i < o.size(); i++) {
        stringstream ss(o[i]);
        string word;
        vector<int> t;
        while (ss >> word) {
            if (isdigit(word[0])) t.push_back(stoi(word));
        }
        if (o[i][0] == 'U') M[make_tuple(t[0]-1, t[1]-1, t[2]-1)] = t[3];
        else {
            long long temp = 0;
            for (auto p : M) {
                int x = get<0>(p.first);
                int y = get<1>(p.first);
                int z = get<2>(p.first);
                if (t[0]-1 <= x and x < t[3] and t[1]-1 <= y and y < t[4] and t[2]-1 <= z and z < t[5]) {
                    temp = temp + p.second;
                }
            }
            answer.push_back(temp);
        }
    }
    return answer;
}