Basic Combinatorics for Programmers

Man only likes to count his troubles, but he does not count his joys.
~Fyodor Dostoevsky
What is Combinatorics?
Combinatorics is the math behind counting. All problems that start with the phrase “How many ways..” are most likely combinatorics problem.
Who is this page for?

Programmers who have a simple background in Mathematics, or need a quick reference for how [...]

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