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(2021-04-12 15:00:02)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Contests (84)
June 2010 Contest
Squirrel and chestnut
July 2010
Maximal crosses
September 2010 Challenge
Brush Fire
October 2010 Challenge
Get a Clue, Logging Game, Count palindromes, Integer Combinations Of Vectors
November 2010 Challenge
Randomly Testing Circuits, Chefs Bad Day
December 2010 Challenge
A String Game
January 2011 Challenge
Restaurant Expansion, Chess Pushing Game, Flu Shot Lineup, Count Relations
April Long Contest
Gravel, Number Game Revisited, Rectangles Counting
May Long Contest 2011
Tree Product, The Great Wall of Byteland
June Long Contest 2011
Chef Teams
July 2011 Long Contest
A-E Hash Function, Most Popular Friend
August Long Contest 2011
Infinite Grid Game
August Cook-off 2011
Open the Dragon Scroll
September Long Contest
Younger Brother, BIT Magazine
October Long Contest 2011
Dish Distribution, Lucky Palin
June Challenge 2012
Little Elephant and Candies, Doom Bakes Cakes, Arranging Cup-cakes
August Challenge 2012
Little Elephant and Bombs, Delivery Boy
September Challenge 2012
Kisses & Hugs, Chef World, Racing Horses, Three is Crowd
October Challenge 2012
Fierce Battles, Event Organizer, The New Scheme, Need More Diamonds
January Challenge 2013
Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year
April Challenge 2013
Little Elephant and Music, Barcelona Gameplay Tactics, Maximum Weight Difference, Levy Conjecture
May Challenge 2013
Matchsticks, Name Reduction, Your Name is Mine
June Challenge 2013
Collecting Magical Berries, Dessert Wizard, Predictopus, W String, Lapindromes
July Challenge 2013
Count K-Primes
October Challenge 2013
Helping Lira, Maxim and Dividers
November Challenge 2013
Superpowers of 2, Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs
December Challenge 2013
Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries
March Challenge 2014
Walk, Little Chef and Numbers
April Challenge 2014
Counting Matrices, Farmer Feb, Chef and Digits, Shortest Path in Binary Trees
May Challenge 2014
Little Elephant and Balloons, Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone
June Challenge 2014
Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Chef and Frogs, Count Substrings, Reach The Point
August Challenge 2014
The Leaking Robot, Chef and Gift
September Challenge 2014
Chef and Rainbow Array - 2, Chef and Left-Right, Fun with Rotation
October Challenge 2014
Remy paints the fence, Chef and Ground, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
December Challenge 2014
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Chef and Apple Trees
January Challenge 2015
Queries on the String, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
January Lunchtime 2015
Piece of cake, Candidate walk, Just multiply
February Challenge 2015
Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality
March Challenge 2015
Count Substrings, Chef and Notebooks, Devu and his Class, Sign Wave, Matrix
April Challenge 2015
Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Chef and Piano Scales, Devus and their voting system
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
June Challenge 2015
Chef and Memory Limit
July Challenge 2015
Bread, MasterChef, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
November Challenge 2015
Eugene and function, Chef and cakes
December Challenge 2015
Chef and the stones, Plane Division
July Lunchtime 2015
Greedy puppy, Puppy and game, Puppy and cats
August Lunchtime 2015
Churu and lost string, Minimum Maximum
January Long Challenge 2016
Sereja and Salesman, Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume
February Challenge 2016
Chef and Strange Operations, Chef-Detective
May Challenge 2016
Chef and math, Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu
June Challenge 2016
Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
August Challenge 2016
Chef and His Garden, Chef and Circle Run, Chef and Chocolate, Chef and Round Run
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
November Challenge 2016
Count Permutations, Chef and squares, Task for Alexey
January Challenge 2017
Cats and Dogs
February Challenge 2017
Chef and His Apartment Dues
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
June Challenge 2017
A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets
August Long Challenge 2017
Chef and Rainbow Array, Chef and Mover
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums
October Challenge 2017
Chef and a great voluntary Program, Max Mex, Counter Test For CHEFSUM, A Balanced Contest
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
April Challenge 2018 Division 2
Cutting Plants, Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers
May Challenge 2018 Division 1
Change the Signs, Fake Binary Search, Dibs on Fibs
August Challenge 2018 Division 1
Modular GCD
January Challenge 2019 Division 1
Different Neighbours, Distinct Pairs
February Challenge 2019 Division 2
Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
August Challenge 2019 Division 2
Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves
September Challenge 2019 Division 2
Chef and Good Subsequences, Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences
October Challenge 2019 Division 2
Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
February Challenge 2020 Division 1
Chef and Railway Stations, No Change Required
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
March Challenge 2021 Division 2
Interesting XOR!, College Life 4, Space Arrays
April Challenge 2021 Division 2
Chef and Dice
November Challenge 2021 Division 2 (Unrated)
Equal Coins