January Challenge 2019 Division 2
Lucky Number Game, Fancy Quotes, Chef and Modulo Game
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
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Maximum Remaining, Friend or Girlfriend
April Cook-Off 2019 Division 2
Making a Meal, Chef Learning Hungarian Algorithm
May Lunchtime 2019 Division 2 (Unrated)
Dummy Palindromic Strings, CV
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD
June Cook-Off 2019 Division 2
Eat Twice, Multiple Choice Exam
August Challenge 2019 Division 2
Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves
September Challenge 2019 Division 2
Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences
July Challenge 2020 Division 2
Missing a Point, Chef and Strings, Chef and Card Game, Doctor Chef, Chefina and Swaps, Ada King
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, College Life 4, Consecutive Adding, Paparazzi Gennady, Space Arrays, No Time to Wait
India