#include <bits/stdc++.h>

using namespace std;

int main() {
    vector<float> v1;
    vector<float> v2;
    int n;
    string sex;
    float h;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        cin >> sex >> h;
        if (sex == "male") {
            v1.push_back(h);
        } else {
            v2.push_back(h);
        }
    }
    //男生从小到大
    sort(v1.begin(), v1.end(), less<float>());
    //女生从大到小
    sort(v2.begin(), v2.end(), greater<float>());

    // 输出
    for (int i = 0; i < v1.size(); ++i) {
        cout << fixed << setprecision(2) << v1[i] << " "; //注意保留两位小数
    }
    for (int i = 0; i < v2.size(); ++i) {
        cout << fixed << setprecision(2) << v2[i] << " ";
    }
    return 0;
}