#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
  vector<int> v;
  for (int i = 0; i < 10; i++) {
    int a;
    cin >> a;
    v.push_back(a);
  }
  sort(v.begin(), v.end(), greater<int>());
  for (int i = 0; i < 3; i++)
    cout << v.at(i) << endl;
}