#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  int spd1 = t1 * 2 + s * v1, spd2 = t2 * 2 + s * v2;
  if (spd1 == spd2)
    cout << "Friendship";
  else if (spd1 < spd2)
    cout << "First";
  else
    cout << "Second";
  cout << endl;
}
