February Challenge 2019 Division 2
Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit
April Challenge 2019 Division 1
Moving Rectangles (Challenge), Mininum XOR over Tree, Subtree Removal, Playing with Numbers, Kira Loves Palindromes
June Challenge 2019 Division 1
Chef and Proxy, Lent Money, Chef and Ingredients, Sum and GCD
July Challenge 2019 Division 1
Guess the Prime!, Parity Again, Codechef War, Circular Merging
June Challenge 2020 Division 1
The Tom and Jerry Game!, The Delicious Cake, Perfect Partitions, Danya and Different Values
