#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, v1, v2, t1, t2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  int p1 = s * v1 + 2 * t1;
  int p2 = s * v2 + 2 * t2;
  if (p1 == p2) {
    cout << "Friendship\n";
  } else if (p1 < p2) {
    cout << "First\n";
  } else {
    cout << "Second\n";
  }
}
