#include <algorithm>
#include <iostream>
#include <vector>

using namespace std;

int main(){
	vector<int> v;

	for(int i = 0; i < 10; i++){
		int h;
		cin >> h;
		v.push_back(h);
	}

	sort(v.begin(), v.end());
	reverse(v.begin(), v.end());

	for(int i = 0; i < 3; i++){
		cout << v[i] << endl;
	}
}