February Challenge 2018
Chef And The Patents, Chef And His Characters
March Challenge 2018 DIV 2
Mix the Colors, Chef and Glove, Minions and Voting, A Big Sale
March Lunchtime 2018 Division 2 (Unrated)
Chef and Friends, Magic Elements
April Challenge 2018 Division 2
Weight of Numbers, Highway Crossing, Average of Pairs, Workers
May Challenge 2018 Division 2
Xor Again, Dibs on Fibs, Minimum Deletions, Mighty Friend
July Challenge 2018 Division 2
Magic Set, Strike or Spare
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests, Chef and Happiness
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
February Challenge 2019 Division 2
Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
August Challenge 2019 Division 2
Dilemma, Zombie and the Caves, Distribute Apples, Football, Guddu and his Mother
September Challenge 2019 Division 2
Chef and Good Subsequences, Easy Fibonacci, Chef and Interesting Subsequences
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
India