#include <iostream>
#include <queue>
using namespace std;

int main(){
	priority_queue<int> a;
	for (int i = 0; i < 10; ++i) {
		int high;
		cin >> high;
		a.push(high);
	}
	for (int i = 0; i < 3; ++i) {
		cout << a.top() << endl;
		a.pop();
	}
	return 0;
}