#include <bits/stdc++.h>
using namespace std;
int S, v1, v2, t1, t2;
int main() {
  scanf("%d%d%d%d%d", &S, &v1, &v2, &t1, &t2);
  long long ans1 = v1 * S + 2 * t1;
  long long ans2 = v2 * S + 2 * t2;
  if (ans1 == ans2)
    printf("Friendship\n");
  else
    printf(ans1 < ans2 ? "First\n" : "Second\n");
  return 0;
}
