public override int GetHashCode() { unchecked { var hashCode = (YoungerPerson != null ? YoungerPerson.GetHashCode() : 0); hashCode = (hashCode * 397) ^ (OlderPerson != null ? OlderPerson.GetHashCode() : 0); hashCode = (hashCode * 397) ^ Difference.GetHashCode(); return(hashCode); } }
public override int GetHashCode() { // We need to return the same hash code for Pair(x,y) and Pair(y, x) return(YoungerPerson.GetHashCode() + OlderPerson.GetHashCode()); }