Problem 1 Removed

http://projecteuler.net/problem=1
Merge branch 'unsolved'
Revert "Merge branch 'unsolved'"

This reverts commit 9b5ed10f860feb2d92fc36baffec0ced38b64571, reversing
changes made to 6ffb455ce49e90a8a6431bcf167aca129733f83b.