March Cook-Off 2014
Dividing Stamps, ABC-Strings
March Challenge 2014
Little Chef and Numbers, Walk
April Challenge 2014
Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014
Stone, Chef-jumping, Compilers and Parsers
June Challenge 2014
Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Garden Game, Chef and Frogs, Count Substrings
August Challenge 2014
The Leaking Robot, Chef and Gift
October Challenge 2014
Chef and Ground, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Remy paints the fence
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence
January Challenge 2015
Chef and Stones, Sereja and Votes
February Challenge 2015
Let us play with rank list, Chef and Equality, Chef and Chain
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
Ukraine