December Challenge 2017
Chef And his Cake, Chef and Hamming Distance of arrays
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Chef And His Characters, Chef And The Patents
March Challenge 2018 DIV 2
A Big Sale, Mix the Colors, Chef and Glove
November Cook-Off 2018 Division 2
Truth and Dare, Beautiful Garland
March Lunchtime 2018 Division 2 (Unrated)
Magic Elements, Three Integers, Chef and Friends
April Challenge 2018 Division 2
Weight of Numbers, Average of Pairs, Workers
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
January Challenge 2020 Division 2
Chef and Dynamo, Breaking Bricks
India