#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  long long int ans1 = s * v1 + t1 * 2;
  long long int ans2 = s * v2 + t2 * 2;
  if (ans1 > ans2)
    cout << "Second";
  else if (ans2 > ans1) {
    cout << "First";
  } else
    cout << "Friendship";
}
