#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) == 5) {
    int a = t1 + s * v1 + t1;
    int b = t2 + s * v2 + t2;
    if (a < b)
      printf("First\n");
    else if (a > b)
      printf("Second\n");
    else
      printf("Friendship\n");
  }
  return 0;
}
