intersection method
Returns a new set which is the intersection of this set and other.
Implementation
TreapSetOfString intersection(TreapSetOfString other) =>
TreapSetOfString._(base.intersection(other.base));
Returns a new set which is the intersection of this set and other.
TreapSetOfString intersection(TreapSetOfString other) =>
TreapSetOfString._(base.intersection(other.base));