#include <bits/stdc++.h>
int main() {
  int s, v1, v2, t1, t2, a, b;
  scanf("%d%d%d%d%d", &s, &v1, &v2, &t1, &t2);
  a = s * v1 + 2 * t1;
  b = s * v2 + 2 * t2;
  if (a > b)
    printf("Second\n");
  else if (a < b)
    printf("First\n");
  else
    printf("Friendship");
  return 0;
}
