Do you know any C# based "puzzles and answers" like book? Article? Resource? [closed]

Question

Do you know any C# based "puzzles and answers" like book? Article? Resource?

Why I am asking this is to enlarge my vision with some interesting quiz-like scenarios; to force myself think in a different way and which I can maybe have an advantage on unexpected interview questions.

Thanks!

Answer 1

stackoverflow.com, of course :) - just reading the q and a on this site makes me think a different way.

Learning C# with exercises, questions and puzzles