#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  int tp1 = s * v1 + 2 * t1;
  int tp2 = s * v2 + 2 * t2;
  if (tp1 == tp2) cout << "Friendship";
  if (tp1 < tp2) cout << "First";
  if (tp1 > tp2) cout << "Second";
  return 0;
}
