#include<iostream>
#include<vector>
#include<functional>
using namespace std;
int main(){
	vector<int> height(10);
	for(int i=0; i<10; i++){
		cin >>height[i];
	}
	sort(height.begin(),height.end(),greater<int>());
	cout <<height[0]<<endl<<height[1]<<endl<<height[2]<<endl;
	return 0;
}