2010-10-09から1日間の記事一覧
http://projecteuler.net/index.php?section=problems&id=9 A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 32 + 42 = 9 + 16 = 25 = 52. There exists exactly one Pythagorean triplet for wh…