February Challenge 2019 Division 2
Chef and Secret Ingredients, Appy and Contest, Deputy Chef, Chef and Magical Jars
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Subtree Removal, Fencing, Maximum Remaining, Friend or Girlfriend
April Cook-Off 2019 Division 2
Making a Meal, Chef Learning Hungarian Algorithm
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Guddu on a Date, Sum and GCD
February Challenge 2020 Division 2
School of Geometry, Hard Cash
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
