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