May Challenge 2017
Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers, Chef and Sub Array
August Long Challenge 2017
Chef and Mover, Greedy Candidates
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again
June Challenge 2018 Division 2
Sheokand and String, Naive Chef
January Challenge 2019 Division 2
Chef and Modulo Game, Fancy Quotes, Lucky Number Game, Different Neighbours, Distinct Pairs
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining
June Challenge 2019 Division 2
Road Signs, Chef and Ingredients, Guddu on a Date, Chef and Proxy
July Challenge 2019 Division 2
Minimum and Maximum, Chef and Mean
November Challenge 2019 Division 2
Physical Exercise, Hard Sequence, Weapon Value
