#include <bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 5;
int main() {
  long long s, v1, v2, t1, t2;
  while (cin >> s >> v1 >> v2 >> t1 >> t2) {
    long long ans1 = 2 * t1 + v1 * s;
    long long ans2 = 2 * t2 + v2 * s;
    if (ans1 < ans2)
      puts("First");
    else if (ans1 > ans2)
      puts("Second");
    else
      puts("Friendship");
  }
  return 0;
}
