#include<bits/stdc++.h>
using namespace std;
struct Person {
    string sex;
    double height;
};
const int N=50;
Person p[N];
bool cmp(Person a,Person b)
{
    if(a.sex=="male"&&b.sex=="female") return 1; //男生在左女生在右 
    if(a.sex=="male"&&b.sex=="male"&&a.height<b.height) return 1; //都是男生，升序 
    if(a.sex=="female"&&b.sex=="female"&&a.height>b.height) return 1; //都是女生，降序 
    return 0;
}
int main()
{
    int n;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        cin>>p[i].sex>>p[i].height;
    }
    sort(p,p+n,cmp);
    for(int i=0;i<n;i++)
    {
        cout<<fixed<<setprecision(2)<<p[i].height<<" "; 
    }
    return 0;
}