#include <bits/stdc++.h>
int time(int time, int ping, int s) {
  int finaltime = 0;
  finaltime += ping;
  int typeTime = s * time;
  finaltime += typeTime;
  finaltime += ping;
  return finaltime;
}
int main() {
  int s, oneT, twoT, ping1, ping2;
  std::cin >> s >> oneT >> twoT >> ping1 >> ping2;
  int pOne = time(oneT, ping1, s);
  int pTwo = time(twoT, ping2, s);
  if (pOne < pTwo)
    std::cout << "First";
  else if (pTwo < pOne)
    std::cout << "Second";
  else
    std::cout << "Friendship";
  std::cin >> s;
  return 0;
}
