USING: math.functions project-euler.common sequences ;
IN: project-euler.016
-! https://projecteuler.net/index.php?section=problems&id=16
+! https://projecteuler.net/problem=16
! DESCRIPTION
! -----------
-! 2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26.
+! 2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 =
+! 26.
! What is the sum of the digits of the number 2^1000?