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