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

int main(void)
{
  vector<int> v(10);

  for (int i = 0; i < 10; i++) cin >> v[i];

  sort(v.begin(), v.end(), greater<int>());

  for (int i = 0; i < 3; i++) cout << v[i] << endl;

  return 0;
}