March Challenge 2014
Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps, A Story with Strings, Sereja and Sorting 2
April Challenge 2014
Shortest Path in Binary Trees, Divide the Tangerine, Chef and Digits, Farmer Feb, Counting Matrices
May Challenge 2014
Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone
June Challenge 2014
Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
October Challenge 2014
Chef and Ground, DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions, Remy paints the fence, Chef and Square
November Challenge 2014
Chef and Segment Game, Chef and Words, Sereja and Permutations, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
April Challenge 2015
Chef and Piano Scales, Broken Telephone, Chef and Interview
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
October Challenge 2015
Time measure, Who dares to be a millionaire
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
