#include<iostream>
#include<vector>
#include<algorithm>
#include<utility>
using namespace std;
int main(){
  vector<int> tall;
  for(int i=0;i<10;i++){
    int t;
    cin>>t;
    tall.push_back(t);
    }
  sort(tall.begin(),tall.end());
  for(int j=0;j<3;j++)
    cout<<tall[9-j]<<endl;
  return 0;
}