! Copyright (c) 2008 Eric Mertens.
! See http://factorcode.org/license.txt for BSD license.
-USING: kernel math math.functions sequences project-euler.common ;
+USING: kernel math math.functions project-euler.common ;
IN: project-euler.100
! http://projecteuler.net/index.php?section=problems&id=100
! DESCRIPTION ! -----------
-! If a box contains twenty-one coloured discs, composed of fifteen blue discs
+! If a box contains twenty-one colored discs, composed of fifteen blue discs
! and six red discs, and two discs were taken at random, it can be seen that
! the probability of taking two blue discs, P(BB) = (15/21)*(14/20) = 1/2.