#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, t1, t2, p1, p2;
  scanf("%d %d %d %d %d", &s, &t1, &t2, &p1, &p2);
  int x = 2 * p1 + s * t1;
  int y = 2 * p2 + s * t2;
  if (x > y)
    printf("Second");
  else if (x < y)
    printf("First");
  else
    printf("Friendship");
}
