#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int s, v1, v2, t1, t2, q1, q2;
  cin >> s >> v1 >> v2 >> t1 >> t2;
  q1 = 2 * t1 + s * v1;
  q2 = 2 * t2 + s * v2;
  if (q1 < q2) {
    cout << "First\n";
  } else if (q1 > q2) {
    cout << "Second\n";
  } else {
    cout << "Friendship\n";
  }
  return 0;
}
