Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 8210,Quadratics,2026-02-23,"[""Simon""]","[""Dorlir""]","[""Math Operators""]","{""alt"":""The Sudoku With Invisible Clues!!"",""caption"":""The Sudoku With Invisible Clues!!"",""img_src"":""https://img.youtube.com/vi/RbjLl7O_Qx0/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=RbjLl7O_Qx0""}",00:57:55,58