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