December Challenge 2018 Division 2
Chef and An Ideal Problem, Chef and Interactive Contests
July Challenge 2019 Division 2
Guess the Prime!, Parity Again, Codechef War, Circular Merging, Minimum and Maximum, Chef and Mean
August Challenge 2019 Division 2
Football, Zombie and the Caves, Distribute Apples, Dilemma, Guddu and his Mother
December Challenge 2019 Division 2
Chefina and Ranges, Plus Multiply, Binary XOR, Easy Subsequence Selection, That Is My Score!, Addition
January Challenge 2020 Division 1
Chef and Dynamo, Chefina and Prefix Suffix Sums, Doraemon
February Challenge 2020 Division 1
Chef and Railway Stations, Expected Change, No Change Required, (Challenge) Raisins, Long Contest and Cook Off Overlaps
April Challenge 2020 Division 1
Ready Bitwise, Leaked Answers (Challenge), Squared Subsequences, Strange Number
September Cook-Off 2020 Division 1
Maximise Subsequence Value
May Challenge 2021 Division 2 (Rated)
Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation
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