#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  long long int time1 = (s * v1) + (2 * t1);
  long long int time2 = (s * v2) + (2 * t2);
  if (time1 < time2)
    cout << "First";
  else if (time1 > time2)
    cout << "Second";
  else
    cout << "Friendship";
  return 0;
}
