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

int main()
{
	int h[10];
	for (int i = 0; i < 10; ++i) cin >> h[i];
	sort(h, h+10, greater<int>());
	
	cout << h[0] << endl << h[1] << endl << h[2] << endl;
	
	return 0;
	
}