#include <iostream>
#include <array>
#include <algorithm>
  
int main(){
    std::array<u_int, 10> heights;
     
    for (u_int i = 0; i < 10; ++i){
        std::cin >> heights[i];
    }
     
    std::sort(heights.begin(), heights.end(), std::greater<u_int>());
     
    for (u_int i = 0; i < 3; ++i){
        std::cout << heights[i] << std::endl;
    }
	
    return 0;
}