Scala BitSet -(elems: Int*) method with example
Scala Bitsets are sets of non-negative integers which are represented as variable-size arrays of bits packed into 64-bit words. The -(elems: Int*) method is utilised takes two or more elements to be removed.
Method Definition: def +()
Return Type: a new collection that contains all elements except one less occurrence of each of the given elements.
BitSet(5, 6, 7, 57)