User blog comment:ChocophileBenj/Contest of the 4 colors/@comment-25754876-20141216034908/@comment-24954875-20141216113030

LucasH181, if you bring me a proof that you had the idea first, the proposal will be invalidated and you'll be able to submit this level as proposition. Otherwise, ✅

(by the way colors are always assumed to be blue,green,orange,purple ; furthermore this is the new code for iOS and Android as well as for Facebook for a few time ; no penalties since it doesn't change gameplay, however)