집합
& : 교집합 intersection( ) : 교집합 | : 합집합 union( ) : 합집합 - : 차집합 difference( ) : 차집합 add( ) : 원소 추가 remove( ) : 원소 삭제 my_set = {1, 2, 2, 3, 3, 3} chicken1 = {"뿌링클", "허니콤보"} chicken2 = set(["뿌링클", "고추마요", "간지"]) print(chicken1 & chicken2) print(chicken1.intersection(chicken2)) print(chicken1 | chicken2) print(chicken1.union(chicken2)) print(chicken1 - chicken2) print(chicken1.difference(chicken2)) ch..