#include <bits/stdc++.h>
using namespace std;
int n, a, b, c, d;
int main() {
  cin >> n >> a >> b >> c >> d;
  a = a * n + 2 * c;
  b = b * n + 2 * d;
  if (a == b) puts("Friendship");
  if (a < b) puts("First");
  if (a > b) puts("Second");
}
