June Challenge 2018 Division 2
Sheokand and String, Vision, Naive Chef, Binary Shuffle
December Challenge 2018 Division 2
Max and Electrical Panel, Chef and Interactive XOR, Chef and Meatballs, Chef and Interactive Contests, Chef and An Ideal Problem
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Xor Decomposition, Art of Balance, Maximize the Tax
July Challenge 2019 Division 1
Guess the Prime!, Circular Merging
October Challenge 2019 Division 1
Array Modification, Chef and Maximum Star Value, Even Edges
January Challenge 2020 Division 1
Chef and Dynamo, Doraemon, Chefina and Prefix Suffix Sums, English
March Challenge 2020 Division 1
Chef and DAG, Lasers Everywhere, Lasers Everywhere Alternative
April Challenge 2020 Division 1
Squared Subsequences, Ready Bitwise, Strange Number
May Challenge 2020 Division 1
Triple Sort, Chef and Bitwise Product
June Challenge 2020 Division 1
The Tom and Jerry Game!, Operations on a Tuple
September Challenge 2020 Division 1
Chefina and Swap, Find XOR, Ada Matrix
