Boris Sokolov
- 4★sokolov
Ukraine- Professional
- Ring Ukraine
- No Active Plan. View Details
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Ratings System Update
(2018-03-19 00:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (90)
August Cook-Off 2012
Forced Output, Code Crazy Minions
September Challenge 2012
Kisses & Hugs, Racing Horses, Queries About Numbers, ChefTown Parade, Three is Crowd
October Challenge 2012
Fierce Battles, Event Organizer, The New Scheme
September Cook-Off 2012
Prime Permutations, Recipe Reconstruction, Carvans
October Cook-Off 2012
Buying Sweets
November Cook-Off 2012
Little Elephant and Permutations, Little Elephant and Divisors
December Challenge 2012
Granama Recipes, Book Exercises, Magic Rankings, The Uncountable Ways, Pizza Delivery, WordNinjas
January Challenge 2013
Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1, Climbing Stairs
March Challenge 2013
Tourist Translations, Approximately
April Challenge 2013
Maximum Weight Difference, Levy Conjecture
April Cook-Off 2013
Andrew and the Meatballs, Andrew and the Meatballs again
May Challenge 2013
Matchsticks, Witua and Math, Password Cracking Challenge, Name Reduction, Your Name is Mine
June Challenge 2013
Collecting Magical Berries, Dessert Wizard, Predictopus, To challenge or not, W String, Lapindromes
July Challenge 2013
Galactik Football, Chef and Walking on the rectangle , Count K-Primes, Sereja and Sorting, Circle of death
August Challenge 2013
Little Elephant and Lemonade, Hello Hello, Save The Princess, Chef and Segments, Splitting Candies
September Challenge 2013
Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2
October Challenge 2013
Helping Lira, Maxim and Dividers
November Challenge 2013
Superpowers of 2, Yet Another Cute Girl, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs
December Challenge 2013
Art in Digital Age, Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries
January Challenge 2014
Magic Trick, Sereja and Graph, Bon Appetit, Please like me, Chef and Feedback
March Cook-Off 2014
Dividing Stamps
May Cook-Off 2014
Divide the Cake, Ups and Downs
June Cook-Off 2014
Counting Flags, Knapsack Problem, Painting
July Cook-Off 2014
Copy-Paste, Sum Queries
August Cook-Off 2014
Tree Game, Permutation Shuffle
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD, Subarray LCM
October Cook-Off 2014
The Army, Walk on the Axis, Mahesh and his lost array
November Cook-Off 2014
Brackets
December Cook-Off 2014
Matrix Again, Good Joke!
February Challenge 2014
Draughts, Make It Zero, 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, Little Chef and Numbers, Mike and Stamps, A Story with Strings
April Challenge 2014
Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014
Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Little Elephant and Painting, Garden Game, Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner
August Challenge 2014
Mountain Holidays 2, Sereja and Shuffling, Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Challenge 2014
Factorisation, Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation, Flooring
October Challenge 2014
Remy paints the fence, Chef and Ground, Chef and Painting, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Chef and Segment Game, Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem
December Challenge 2014
Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Chef and Apple Trees
July Lunchtime 2014
And Operation, Shift The String, Simple Editor
August Lunchtime 2014
Harrenhal
September Lunchtime 2014
Chef and easy problem, Chef and easy problem 2, Chef and medium problem 2
October Lunchtime 2014
Tanu and Head-bob, Physics Class, Cascading Style Sheets
December Lunchtime 2014
Delivery Man, Sum Of Binomial Coefficent
January Challenge 2015
Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries
January Lunchtime 2015
Piece of cake
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, Jigsaw Puzzle Solving, Chef and Equality
March Challenge 2015
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix
April Challenge 2015
Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake
June Challenge 2015
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons
July Challenge 2015
Bread, MasterChef, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Cooking Machine
September Challenge 2015
Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
December Challenge 2015
Chef and the stones
February Cook-Off 2015
Fit Squares in Triangle, Strategy for the World Cup
March Cook-Off 2015
How to Minimize a String, How to Repaint a Fence
April Cook-Off 2015
Equality, Version Control System
May Cook-Off 2015
Devu and friendship testing, Devu and decorating birthday cake
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
September Mega Cook-Off 2015
Forgotten Language, Super Numbers, Stacks
February Lunchtime 2015
Lucky Four
June Lunchtime 2015
Chef and Submatrix, Chef and Two Strings
July Lunchtime 2015
Greedy puppy, Puppy and game
September Lunchtime 2015
Sum of palindromic numbers
January Long Challenge 2016
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Cyclist Race, Chef and Time Machine, Devu and Perfume
February Challenge 2016
Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
June Challenge 2016
Chef And The Hiring Event, Chef and Rectangle Array, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
August Challenge 2016
Chef and Chocolate, Chef and Round Run
September Challenge 2016
Dividing Machine, Chef and digits of a number, Faded Palindromes, Chef and calculation
January Cook-Off 2016
Chef and Destruction, Chef and Fruits
February Cook-Off 2016
Puppy and Board, Puppy and Sum
March Cook-Off 2016
Digital clock, Alternating subarray prefix
September Cook-Off 2016
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings
January Lunchtime 2016
Triangle Classification
March Lunchtime 2016
Simple Statistics
April Lunchtime 2016
Maximum K Sums, Coins And Triangle
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
August Lunchtime 2016
Studying Alphabet, Lock-Free Stack
September Lunchtime 2016
Chef and Inequality
May Challenge 2017
Chef and Sub Array , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
August Lunchtime 2017
Mathison and the Dynamo shuffle, Mathison and pangrams
February Challenge 2018
Chef And His Characters, Chef And The Patents, Permutation and Palindrome
March Cook-off 2018 Division 1
Chef Goes to the Cinema
March Lunchtime 2018 Division 2 (Unrated)
Chef and Friends, Magic Elements