Zitat:PuzzleUp 2022 will start on 19th of October, at 11:00 (GMT) with the release of the first problem. The competition will consist of 10 problems.
Please visit our PuzzleUp site to participate in the competition. 
https://www.puzzleup.com
PuzzleUp is an online problem solving competition prepared and presented by Emrehan Halici. Every week a different problem will be put across for contenders to think on and try to solve. Since the day of its launch in 2005, Puzzleup has attracted thousands of "puzzlelovers" from all over the world and has, in a significantly short period of time, pronounced itself as an outstanding international site for puzzle and intelligence games with increasing participation from all of its members.