#include <algorithm>
#include <cstdio>
#include <functional>
#include <vector>

using namespace std;

int main() {
  vector<int> mountains;
  for (int i = 0; i < 10; i++) {
    int mountain;
    scanf("%d", &mountain);
    mountains.push_back(mountain);
  }
  sort(mountains.begin(), mountains.end(), greater<int>());
  for (int i = 0; i < 3; i++) {
    printf("%d\n", mountains[0]);
    mountains.erase(mountains.begin());
  }
}