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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Home » Andrey Volchek
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Andrey Volchek

  • 7★avolchek
  •   Belarus
  • Student
  • Belarusian State University of Informatics and Radioelectronics Minsk, Belarus
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 35
2685 (-36)RatingProvisional
Rating i Provisional Rating, click to know more
August Cook-Off 2016(2016-08-22 00:00:00)
Global Rank:   38
Cheated in:   

Ratings System Update

(2016-08-22 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?
2685 (+287)RatingProvisional
Rating i Provisional Rating, click to know more
August Cook-Off 2016(2022-12-20 00:00:00)
Global Rank:   38
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?

Learning Paths (0)

None

Practice Paths (0)

None

Contests (35)

August Challenge 2013

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

August Cook-Off 2013

Chef and The Right Triangles, Chef and The Divisibility Queries

September Challenge 2013

Little Elephant and Exams, Merciless Chef, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2

September Cook-Off 2013

Strange Matrix, Code

October Cook-Off 2013

Polo the Penguin and the Lucky String, Polo the Penguin and the Numbers, Polo the Penguin and the Test, Polo the Penguin and the XOR, Polo the Penguin and the Tree

October Challenge 2013

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

November Cook-off 2013

Am I a Fibonacci Number, Lowest Sum, Number of Paths, Rank of the Number

December Challenge 2013

Lucy and the Flowers, Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries

January Challenge 2014

Magic Trick, Counting The Important Pairs, Sereja and Graph, Counting D-sets, ForbiddenSum, Meteor, Byteland Tours, Bon Appetit, Please like me, Chef and Feedback

January Cook-off 2014

Chef and the Cake I, Subtraction Game, Interrogating Gangsters

June Cook-Off 2014

Where the Wild Things Are, Counting Flags, Knapsack Problem, Painting, Idols and Fans

July Cook-Off 2014

Copy-Paste, Present for Andrii, Sum Queries, Friends

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD, Subarray LCM, World War 2, Updating Edges on Trees

November Cook-Off 2014

Covering Sets, Lost Graph, Most Distant Points, Brackets, Petersen Graph

February Challenge 2014

Little Elephant and Movies, Draughts, Make Him Happy, Chef and Favourite Sequence, Graph Challenge, 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

April Challenge 2014

Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Chef and Tree Game, Shortest Path in Binary Trees

May Challenge 2014

Little Elephant and Balloons, Sereja and Game, Compilers and Parsers, Dynamic Trees and Queries, Chef-jumping, Fun with AGp, Sereja and Subsegment Increasings, Chef and Strange Matrix, The Malaysian Flight Search, Stone

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

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

August Challenge 2014

Mountain Holidays 2, Sereja and Shuffling, Little Elephant and T-Shirts, Chef and Reversing, Team Sigma and Fibonacci, The Leaking Robot, Push the Flow!, Earthquake, Cleaning Tables, Chef and Gift

September Challenge 2014

Factorisation, Sereja and Bubble Sort, Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Chef and sequence, Fibonacci Numbers on Tree, Rectangle Query, Fun with Rotation, Flooring

October Challenge 2014

Remy paints the fence, Sereja and two strings, Chef and Ground, Chef and Painting, Chef and Square, Children Trips, Stringology is Magic, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

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

March Challenge 2015

Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix, Counting on a Tree

April Challenge 2015

Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales, Little Party, Black-white Board Game, Devus and their voting system

May Challenge 2015

Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Balanced Strings, Chef and Cake, Counting on a directed graph, Special Economic Zone

June Challenge 2015

Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Another Fibonacci, Anticommutative implication, Chef and String, Chefbook

July Challenge 2015

Addition and Multiplication, Maximum Difference Walk, Sereja and Game 2, Bread, A game on a graph, MasterChef, Na2a and lucky stone, Chef and Cube, Rohith and Circles, Easy exam

September Challenge 2015

Filling the maze, 3D Queries, Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

April Cook-Off 2015

Lucky Fives, Taxi Driver, Equality, Version Control System

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

January Cook-Off 2016

Chef and Destruction, Chef and Maximum Sum Matrices , Chef And Fibonacci Tree, Chef and Fruits

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum , Math Hatter

Total Problems Solved: 257

2685
(Div 1)
★★★★★★★
CodeChef Rating (Highest Rating 2791)
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  • Inactive Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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