May Cook-Off 2014
Ups and Downs, Divide the Cake
March Challenge 2014
Walk, Little Chef and Numbers
May Challenge 2014
Compilers and Parsers, Chef-jumping, Stone
June Challenge 2014
Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Chef and Frogs, Count Substrings
August Challenge 2014
Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Chef and Left-Right, Fun with Rotation
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
January Challenge 2015
Sereja and Votes, One Dimensional Kingdoms, Gcd Queries, Chef and Stones
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
August Challenge 2015
Aditi and Magic Trick, Cooking Machine, Gravity Guy
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
May Cook-Off 2015
Devu and friendship testing
August Cook-Off 2015
Chef and the Wildcard Matching
April Challenge 2016
Chef and Ballons, Chef And Magical Path, Chef And Coloring
November Challenge 2016
Count Permutations, Chef and squares
India