December Challenge 2018 Division 2
Max and Electrical Panel, Chef and Interactive XOR, Chef and Interactive Contests, Chef and An Ideal Problem
October Lunchtime 2018 Division 2
Three Friends, Coloring the Grid
January Challenge 2019 Division 2
Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes
October Challenge 2019 Division 2
Even Edges, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
December Challenge 2019 Division 2
Plus Multiply, Easy Subsequence Selection, That Is My Score!
July Challenge 2020 Division 2
Ada King, Chef and Card Game, Chef and Strings
India