##Chapter 5
randint() generates the same number sequence no matter what seed you set with srand() srand() does not affect randint(), it is probably a mistake brought to the exercise text from previous edition of the book. I had to write my own function for rng using C's rand() to get this exercise done.
##Chapter 6
The mandatory semicolon (;) after class definition looks very confusing. No other curly brace block (if, switch, while, for, function) had it after closing curly brace (}). There is no explanation why this block requires it.