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