Alexey Shlyunkin

Practice: 

Ordering the Soldiers, Team Selection, Magic Strings, XOR Rounds, Permutation Jumping, K-Unique Sequence

April Cook-Off Challenge: 

A Prime Conjecture, Internet Media Types

May Long Contest 2011: 

Pruning Trees, Tree Product, The Great Wall of Byteland

October Long Contest 2011: 

Dish Distribution, Repeated String

January 2012 Challenge: 

Houses and Restaurants, Lucky Sum, Card Shuffle

March 2012 Challenge: 

Longest Weird Subsequence, Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix

May Challenge 2012: 

Digits Forest, Killing Gs, Little Elephant and Median, Jewels and Stones, Lucky lucky number, Selling Tickets, Divisible Pairs, Remember the recipe, Little Elephant and Boxes, A Home for Chef

June Challenge 2012: 

Closest Points, Polynomial Partition Function, Little Elephant and Product, Little Elephant and Candies, Magic Hull, Expected Maximum Matching, Doom Bakes Cakes, Cool Numbers, Fly-overs, Arranging Cup-cakes

July Challenge 2012: 

Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating

August Challenge 2012: 

Little Elephant and Bombs, Range of Data, Delivery Boy

September Challenge 2012: 

Kisses & Hugs, Racing Horses, Queries About Numbers, ChefTown Parade

October Challenge 2012: 

Team Formation, Little Elephant and Order, Fierce Battles, Event Organizer, Maximum Sub-rectangle in Matrix, Blade Master, The New Scheme, Need More Diamonds

September Cook-Off 2012: 

Prime Permutations, Recipe Reconstruction, Carvans, Coal Scam

November Challenge 2012: 

A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Sridhar Likes Travelling

December Challenge 2012: 

Sereja and Data Structures , Granama Recipes, Arigeom Beats, Book Exercises, Magic Rankings, Different Trips, The Uncountable Ways, Pizza Delivery

February 2013 Challenge: 

Little Elephant and Cards, Buy1-Get1, Magic Board, Triangular Queries, Climbing Stairs, Vacation, Observing the Tree, Word Play

February Cook-Off 2013: 

Lack of Logic, Row and Column Operations, Hotel Balifornia 2

March Challenge 2013: 

Tourist Translations, Longest Article, Approximately, Fire Escape Routes

April Challenge 2013: 

Little Elephant and Music, Barcelona Gameplay Tactics, ChefGame, Kingdom Unity, Maximum Weight Difference, String Query, Levy Conjecture, Cylinder

April Cook-Off 2013: 

Andrew and the Birthday, Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again

May Challenge 2013: 

Matchsticks, Witua and Math, Queries on tree again!, Name Reduction, Your Name is Mine

June Challenge 2013: 

Little Elephant and Mouses, Collecting Magical Berries, Dessert Wizard, Two k-Convex Polygons, Predictopus, W String, Lapindromes

June Cook-Off 2013: 

Attic Crossing, Lyra and the Alethiometer, Tywins Tactics, Transfiguring Trees, Party Planning

July Challenge 2013: 

Across the River, Mountain Holidays, Galactik Football, The Probability Of Winning, Furik and Rubik and Sub Array, Chef and Walking on the rectangle , Count K-Primes, Circle of death

August Challenge 2013: 

Little Elephant and Lemonade, Music & Lyrics, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Sereja and Ballons, Prime Distance On Tree, Splitting Candies

September Challenge 2013: 

Little Elephant and Exams, Merciless Chef, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2, To Queue or not to Queue

October Challenge 2013: 

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, CAO Stage-3, Yet Another Nice Girl, Kamehameha

November Challenge 2013: 

Superpowers of 2, Gangsters of Treeland, Yet Another Cute Girl, Queries With Points, Uncle Johny, Square Digit Squares, Missing some chairs, Black and White Tree

December Challenge 2013: 

Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries, Query on a tree VI

January Challenge 2014: 

Magic Trick, Counting The Important Pairs, Sereja and Graph, ForbiddenSum, Meteor, Bon Appetit, Please like me, Chef and Feedback

February Challenge 2014: 

Draughts, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array

March Challenge 2014: 

Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Maximum number, GCD condition, The Street , Little Chef and Numbers, Mike and Stamps, A Story with Strings, Chef and Graph Queries

May Challenge 2014: 

Compilers and parsers, Chef-jumping, Chef and Strange Matrix, Stone

October Challenge 2015: 

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation, Rupsa and Equilateral Triangle, Misha and Gym, LCM equation, Jump mission

August Challenge 2016: 

Chef and His Garden, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, Maximum Grid, A Good Problem

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