Oleg Chernyakhovskiy
- 7★Oleg
- United States
- Professional
- N/A
- List of teams by Oleg Chernyakhovskiy
- https://discuss.codechef.com/u/Oleg
- No Active Plan. View Details
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(2021-01-11 15:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (6):
Contests (217):
July 2010:
Closest Ranking, Happy Days, Maximal crosses, Rearranging Digits, Adding Least Common Multiples, Block Tower
August 2010 Challenge:
Genetics, Swarm of Polygons, Exit code, Obstacle Course, Stepping Numbers, Optimizing Production and Sales
August Cook Off:
Backup Functions, Fetching Cooking Tools, Arranging the Appetizers, Baking Cupcakes, Cleaning Up
September 2010 Challenge:
Multiples of 3, Brush Fire, Cake Production Line, Communicating Servers, Bytelandian Shoppers, Trees Again
October 2010 Challenge:
Reduce string, Get a Clue, Post Office, Logging Game, Count palindromes, Integer Combinations Of Vectors
November 2010 Challenge:
Randomly Testing Circuits, Bombing, Graph Challenge, Chefs Bad Day, Renting Spare Oven Time, Balanced Walks
December 2010 Challenge:
Delivering Bread, The Hungry Bear, Odd Binomial Coefficients, Byteknights and Byteknaves, A String Game, Even Coefficients
January 2011 Challenge:
Restaurant Expansion, Chess Pushing Game, Flu Shot Lineup, Splitting Giant Subs, Count Relations
February 2011 Contest:
Bogosort, Glass Measurement, Rush Hour, Milestones, Counting Terms, Coloring Colorable Graphs
March 2011 Challenge:
K-Unique Sequence, Ski Resort, Squares Game, Buying Land, Omax, The Amazing All-In-One Cooking Machine - Challenge
April Long Contest:
Gravel, Number Game Revisited, Generalized Independent Sets, Central Point, Rectangles Counting
May Long Contest 2011:
Pruning Trees, Tree Product, The Great Wall of Byteland, Bickering Cooks, Sum Divides Product, Harmonious Decorating
June Long Contest 2011:
Mushroom Cave, Maximal Score Path, Chef Teams, Attack of the Clones, Minesweeper Reversed, Restock
July 2011 Long Contest:
Wireless Network, Billboards, Trial of Doom, Large Kitchen, A-E Hash Function, Most Popular Friend
August Long Contest 2011:
Coloring in Hypercube, Infinite Grid Game, Something About Divisors, Shortest Circuit Evaluation, Block Drop, Complex Spanning Tree
February 2012 Challenge:
Box and Ball System, Lucky Count, Restore the Recipe, Can you do it better, Lucky Long, Find a Subsequence, Word Couting, Count of Maximum
March 2012 Challenge:
Longest Weird Subsequence, Cosine Partition Function, Evil Book, Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix, Xor it
April Challenge 2012:
PDS Number, Lucky Array, Parallel Computing, Fit to Play, Double Strings, Substrings on a Tree, Stacking Pancakes, Greatest Dumpling Fight, Similar Graphs
May Challenge 2012:
Digits Forest, 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
July Challenge 2012:
Dynamic GCD, Favourite Numbers, Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating, Equivalent Suffix Tries, Addition chains
September Challenge 2012:
Simultaneous Nim, Lights, Kisses & Hugs, Chef World, Racing Horses, Queries About Numbers, Knight Moving, ChefTown Parade, Annual Parade, Three is Crowd
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
May Challenge 2013:
Matchsticks, Witua and Math, Tree Counting, Queries on tree again!, Chef Protection Plan, Password Cracking Challenge, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip
July Challenge 2014:
Little Elephant and Painting, Garden Game, Chef and Frogs, Sereja and Equality, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner, Lucky Game, Game of Numbers
July Challenge 2019 Division 1:
Hit the Coconuts, Snake and Apple Tree, Guess the Prime!, Codechef War, LOVEMUFFIN, Maximum and Minimum, Circular Merging, (Challenge) Codechef War II
October Challenge 2020 Division 1:
Inversions, Positive AND, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares
January Challenge 2021 Division 1:
Cool Subsets, Curious Matrix, Chef and Ants, Guess the Tiling, Expected Number of SCCs, Blackjack, Stack-Queue Sort (Challenge), Sequence Creation, Greedy Students, And-Or Game
December Challenge 2020 Division 1:
Hail XOR, Square Root of LCA Convolution, Calculus, Linear Combination, Permutations, Digit Matrix, String Operations, Palindromic Equivalence, Positive Prefixes, Even Pair Sum
Learning Paths (0):
None
Practice Paths (1):
Contributions
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Problems Tested (0)
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