October Mega Cook-Off 2018 Division 2
Pumping Water, Ada and the Staircase
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
October Challenge 2018 Division 2
Chef and Serves, Chef and Circles, Byte to Bit, Chef and Surprise Chessboard, Minimize Digitsum, Appy and Balloons
January Challenge 2019 Division 2
Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, (Challenge) Chef and Matching Game, A Pizza Slice
February Challenge 2019 Division 1
Manhattan Rectangle, Art of Balance, (Challenge) Chef with Orchestra in the Kitchen, Guess It Right, Chef and Secret Ingredients
March Challenge 2019 Division 1
Cheating on Queue, Yet Again a Subarray Problem
April Challenge 2019 Division 1
Offer for Chef, Kira Loves Palindromes, Playing with Numbers, Subtree Removal
November Challenge 2019 Division 1
Smallest Beautiful Number, (Challenge) Coloring Triangulations, Single Point of Failure, From Zero to Infinity, Physical Exercise
August Challenge 2020 Division 1
Insanely Hard School Exams, Subsequence Frequency Counting, Chefina and Strange Tree, Smallest KMP, Chef Thanos Wants Perfect Balance, Chef and Wedding Arrangements
India