November Challenge 2013
Superpowers of 2, Gangsters of Treeland, Yet Another Cute Girl, Sereja and Vectors, Queries With Points, Uncle Johny, Square Digit Squares, Missing some chairs, Black and White Tree, Chef Game
January Challenge 2014
Sereja and Graph, Chef and Feedback, Please like me, Bon Appetit, Meteor, ForbiddenSum, Counting D-sets, Counting The Important Pairs, Magic Trick
April Challenge 2014
Final Battle of Chef, Shortest Path in Binary Trees, Chef and Tree Game, Divide the Tangerine, Chef and Digits, Cards, bags and coins, Farmer Feb, Counting Matrices, Sereja and Permutation
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, DARTS501, Chef and Subarray, Sereja and Arcs, Two Companies, Guessing Game, Forgot Password
