I imagine typing that comment took about as much effort typing those words on your search engine would have taken. Read this: https://en.m.wikipedia.org/wiki/XO

I imagine typing that comment took about as much effort typing those words on your search engine would have taken. Read this: https://en.m.wikipedia.org/wiki/XOR_linked_list https://en.m.wikipedia.org/wiki/XOR_linked_list It is a datastructure that can easily be implemented in C but cannot be implemented directly on the JVM.