January Challenge 2019 Division 2
Lucky Number Game, Different Neighbours, Fancy Quotes, Distinct Pairs
February Challenge 2019 Division 2
Manhattan Rectangle, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
March Challenge 2019 Division 2
Chef got Recipes, Chef and a Beautiful Digit, Chef and Number Game
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
June Challenge 2019 Division 2
(Challenge) SnackDown 99, Sum and GCD, Chef and Ingredients, Lent Money, Chef and Proxy, Road Signs, Guddu on a Date
August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples, Zombie and the Caves
October Challenge 2019 Division 2
Even Edges, Chef and Maximum Star Value, Array Modification
November Challenge 2019 Division 2
(Challenge) Coloring Triangulations
December Challenge 2019 Division 2
Binary XOR, Addition, That Is My Score!, Sticky Notes, Chefina and Ranges
January Challenge 2020 Division 2
Chefina and Prefix Suffix Sums, English
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
July Challenge 2020 Division 2
Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Strings
India