Java (and therefore Scala) use UTF-16 encoding for their string, which means that all unicode code points above 2^16-1 must be represented with two characters. (Actually, the encoding scheme is a bit more complex than that .) Anyway length is a method that operates at a lower level--characters--so it returns the number of characters.
It is what they called "surrogate" in unicode speak. For instance.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.