#include <iostream>
#include <map>
using namespace std;

int main(){

  string nome;
  int N, poder;

  map<int, string> item;
  map<string, int> sort;
  cin>>N;

  for(int i=0; i<N; i++){
    cin>>poder;
    cin.ignore();
    getline(cin, nome);

    item[poder] = nome;
  }

  map<int, string>::iterator it;
  for(it = item.begin(); it != item.end(); it++){
    sort[(*it).second] = (*it).first;
  }

  map<string, int>::iterator it1;
  for(it1 = sort.begin(); it1 != sort.end(); it1++){
    cout<<(*it1).first<< " " << (*it1).second<<endl;
  }

}