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

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