BiiSet Class

목적: 메모리를적게차지하는집합.

•자동적으로크기가증가하는비트의배열로구현되면, 각비트가집합의원소에대응된다.

•메쏘드

–set(int element) : this = this {element}

–clear(int element) : this = this -{element}

–booleanget(int element) : this element

–and(BitSet set) : this = this set

–or(BitSet set) : this = this set

–xor(BitSet set) : this = this set –this set

–intsize() : 현재비트배열의비트수.

–booleanequals