12015

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

bool Less(pair<string,int>&a,pair<string,int>&b){
  if(a.second==b.second)return 0;
  return a.second>b.second;
}

int main() 
{
  int n,a;
  string s;
  cin>>n;
  for(int j=0;j<n;j++)
  {
    cout<<"Case #"<<j+1<<':'<<endl;
    map<string,int>mp;
    vector<pair<string,int>>vr;
    for(int i=0;i<10;i++)
    {
      cin>>s>>a;
      vr.push_back({s,a});
    }
    sort(vr.begin(),vr.end(),Less);
    int big=vr[0].second;
    for(auto &d:vr)if(d.second==big)cout<<d.first<<endl;
  }
    return 0;
}