This page cannot be shown here. You can still read it on the original site — the toolbar below keeps your place in the directory.
Problem 6 has a brute force solution and an elegant formula solution that calculates the answer directly. But the brute force solution is good enough and the formula is obscure enough that I wouldn’t have found it without googling so we’ll focus on the brute force solution. As always, spend some time with the problem if you haven’t yet. Spent way too long on google images…
Comments
Nothing yet. Say the first thing.
Sign in to join the conversation.