#include <bits/stdc++.h>
using namespace std;
const double PI = acos(-1.0);
const double eps = 1e-8;
const long long INF = 0x3f3f3f3f;
const long long mod = 10000007;
const long long N = 210;
int main() {
  int s, v1, v2, t1, t2;
  scanf("%d%d%d%d%d", &s, &v1, &v2, &t1, &t2);
  int ans1 = s * v1 + 2 * t1;
  int ans2 = s * v2 + 2 * t2;
  if (ans1 == ans2) {
    printf("Friendship\n");
  } else if (ans1 < ans2) {
    printf("First\n");
  } else {
    printf("Second\n");
  }
  return 0;
}
