#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;

int main(int argc, const char * argv[]) {
    
    if(fin.fail()){
        cout << "load fail...";
    }
    
    vector<int> heights(10);
    for (int i=0; i<10; i++){
        cin >> heights[i];
    }
    sort(heights.begin(), heights.end(), greater<int>());
    
    for (int i=0; i<3; i++){
        cout << heights[i] << endl;
    }
    
    return 0;
}