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