September Mega Cook-Off 2018 Division 2
Make a Permutation, ATM Machine
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
December Challenge 2018 Division 2
Max and Electrical Panel, Chef and Interactive Contests, Chef and An Ideal Problem
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests, Chef and Happiness
October Challenge 2018 Division 2
Byte to Bit, Chef and Serves
January Challenge 2019 Division 2
Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice
February Challenge 2019 Division 2
(Challenge) Chef with Orchestra in the Kitchen, Deputy Chef, Art of Balance, Appy and Contest, Chef and Magical Jars, Guess It Right, Manhattan Rectangle, Chef and Secret Ingredients
August Challenge 2019 Division 1
Guddu and his Mother, Encoding, Dilemma, Maximize an Expression
September Challenge 2019 Division 1
Chef Designed a Network, Doofish Set, Expected GCD, Fuzzy Linear Combinations, Biladerim Icin, Easy Fibonacci
August Cook-Off 2021 Division 1
Odd Array, Different String, Interactive Equivalency, Clear the Array
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
India