August Challenge 2018 Division 2
Problem Sort, Modular GCD, Spell Bob, Sheokand and Number
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Bad Shuffle
November Challenge 2018 Division 2
Chef and Difficult Contests, Chef and Happiness, Good Median, Appy Loves One, Chef and Ridges
February Challenge 2019 Division 2
Manhattan Rectangle, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Sum and GCD
June Cook-Off 2019 Division 2
Eat Twice, Drink Slush, Ants and Anteaters, Multiple Choice Exam
July Challenge 2019 Division 1
Guess the Prime!, Circular Merging
August Challenge 2019 Division 1
Guddu and his Mother, Dilemma
August Cook-Off 2019 Division 1
Rich Substrings, Two Circles
