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