December Challenge 2018 Division 2
Chef and An Ideal Problem, Chef and Interactive Contests
February Challenge 2019 Division 2
Chef and Secret Ingredients, Deputy Chef
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
June Challenge 2020 Division 2
Chef and Price Control, Chef and String, The Tom and Jerry Game!, Even Matrix, Chef and Icecream
July Challenge 2020 Division 2
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Smallest KMP, Chef and Linear Chess, Another Card Game Problem, Chef Wars - Return of the Jedi
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Ada Matrix
October Challenge 2020 Division 2
Positive AND, Covid Run, Chef and Easy Queries
