March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas
April Challenge 2018 Division 2
Chef and Array (Challenge), Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers
May Challenge 2018 Division 2
Mighty Friend, Xor Again, Minimum Deletions
June Challenge 2018 Division 2
Vision, Sheokand and String, Binary Shuffle, Naive Chef
July Challenge 2018 Division 1
Reach Equilibrium, No Minimum No Maximum
January Challenge 2019 Division 2
Distinct Pairs, Fancy Quotes
March Challenge 2019 Division 2
Chef and a Beautiful Digit, Chef and Number Game, Chef got Recipes
April Challenge 2019 Division 2
Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing
October Challenge 2019 Division 2
Even Edges, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Chef and Wedding Arrangements, Smallest KMP, Chef and Linear Chess, Another Card Game Problem
September Challenge 2020 Division 1
Chefina and Swap, Chef and Trump Cards, Find XOR, Ada Matrix
August Cook-Off 2020 Division 2
Polygon Relationship, Chef and Work, K-Foldable String
India