January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, Partition the numbers
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
February Challenge 2019 Division 2
Chef and Secret Ingredients, Deputy Chef, Art of Balance, Appy and Contest, Chef and Magical Jars, Manhattan Rectangle
May Cook-Off 2019 Division 2
Chain Reaction, Misha and Nice Sets, Recover the Sequence
May Lunchtime 2019 Division 2 (Unrated)
Dummy Palindromic Strings, CV
June Challenge 2019 Division 2
Chef and Proxy, Sum and GCD, Chef and Ingredients, Lent Money, Road Signs, Guddu on a Date
June Cook-Off 2019 Division 2
Multiple Choice Exam, Ants and Anteaters, Eat Twice, Drink Slush
June Lunchtime 2019 Division 2
Ping Paja Pong, Magda and Silly Pairs
July Challenge 2019 Division 2
Chef and Mean , Minimum and Maximum, Parity Again
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests, Simple Operations
March Lunchtime 2020 Division 2 (Unrated)
Chef Swaps Digits, Good Prefix
India