#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;


int main(){
	vector<int> v;
	for (int i=0;i<10;i++){
		int n;
		cin >> n;
		v.push_back(n);
	}
	sort(v.begin(),v.end(),greater<int>());
	for(int i=0;i<3;i++){
		cout<<v[i]<<endl;
	}
	return 0;
}