#include <bits/stdc++.h>
using namespace std;
const double PI = 3.14159265359;
const double EPS = 1e-6;
const int INF = (2e9);
const long long P = 1e9 + 7;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  long long s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  long long left = t1 + s * v1 + t1;
  long long right = t2 + s * v2 + t2;
  if (left == right)
    cout << "Friendship\n";
  else if (left < right)
    cout << "First\n";
  else
    cout << "Second\n";
  return 0;
}
