#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, t1, t2, v1, v2;
  cin >> s >> t1 >> t2 >> v1 >> v2;
  int r = (s * t1) + (2 * v1);
  int r2 = (s * t2) + (2 * v2);
  if (r < r2)
    printf("First\n");
  else if (r > r2)
    printf("Second\n");
  else
    printf("Friendship\n");
}
