1. Define a class SetOfStrings that represents a set and implements the interface described. Use the class BagOfStrings in your implementation. 2. Repeat the previous project, but use an array instead...

1. Define a class SetOfStrings that represents a set and implements the interface described. Use the class BagOfStrings in your implementation.

2. Repeat the previous project, but use an array instead of the class BagOfStrings.

3. Define a class RingOfStrings that represents a ring and implements the interface described.