July Cook-Off 2017
Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Bitwise OR
July Challenge 2018 Division 2
No Strings Attached, Strike or Spare, Magic Set, Gears, No Minimum No Maximum, Chef and War with Taran (Challenge), Reach Equilibrium
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
November Challenge 2018 Division 2
Appy Loves One, Chef and Difficult Contests, Chef and Happiness
February Challenge 2019 Division 2
Manhattan Rectangle, Deputy Chef, Art of Balance, Appy and Contest, Chef and Secret Ingredients, Chef and Magical Jars
August Challenge 2019 Division 2
Guddu and his Mother, Encoding, Dilemma, Football, Distribute Apples, Zombie and the Caves
November Challenge 2019 Division 2
Physical Exercise, Hard Sequence, Smallest Beautiful Number, From Zero to Infinity, Single Point of Failure, Weapon Value, Chef and Minimum Colouring
Vietnam