#include <bits/stdc++.h>
using namespace std;
int main() {
  int s, v1, v2, t1, t2;
  while (~scanf("%d%d%d%d%d", &s, &v1, &v2, &t1, &t2)) {
    int sum = s * v1 + 2 * t1;
    int num = s * v2 + 2 * t2;
    if (sum == num) {
      printf("Friendship\n");
    } else if (sum < num) {
      printf("First\n");
    } else if (sum > num) {
      printf("Second\n");
    }
  }
}
