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