Michael Kolupaev
- 7★al13n
United States- Professional
- Facebook Inc.
- No Active Plan. View Details
Submissions Heat Map
Rating Graph
Ratings System Update
(2022-06-05 22:30:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
None
Practice Paths (0)
None
Contests (89)
October 2010 Challenge
Logging Game, Count palindromes
The November CookOff
Choosing Cook Off Problems, One Dimensional Game of Life, Dinner Party Socializing, Cutting Recipes
December 2010 Challenge
The Hungry Bear, Byteknights and Byteknaves, A String Game
The December 2010 Cook-Off
Preparing Dishes, The Morning Commute, Pairing Chefs
January 2011 Challenge
Restaurant Expansion, Chess Pushing Game, Flu Shot Lineup, Splitting Giant Subs, Count Relations
The January 2011 Cook-Off
Holes in the text, Chef team, Whole submatrix
February Cook - Off Challenge
Breaking Into Atoms, Three Way Communications
March 2011 Challenge
K-Unique Sequence, Squares Game, Buying Land, Omax, The Amazing All-In-One Cooking Machine - Challenge
March Cook-off Challenge
Money Transformation, Palindrome Palindrome, Snake Snaky, Grouping Chefs
April Long Contest
Gravel, Number Game Revisited, Generalized Independent Sets, Graphs in Euclidean Space, Central Point, Rectangles Counting
April Cook-Off Challenge
A Prime Conjecture, Internet Media Types
May Long Contest 2011
Pruning Trees, Tree Product, The Great Wall of Byteland, Bickering Cooks, Sum Divides Product, Harmonious Decorating
May Cook-off 2011
Popular Rice Recipe, Socializing Game around Pizza, Packing the Golden Triangles, Distribute idlis Equally
June Cook-off
Sines Sum Queries, Correctness of Knight Move, Super-plane
July Cook-off 2011
Misinterpretation, Mean Mean Medians, Garden Squares, Pleasing Chief
August Cook-off 2011
Vote for the Noodle Soup, Open the Dragon Scroll, Rotate the String, Angry Chef - Crispy Chips, Collect the Chocolate Chips
October Cook-off
Generalized Arithmetic Progression Free Sequence, Chef Travel Routes
November Cook-Off
Colorful Chain, Moving Coins, Subanagrams, Graph on a Plane
December Cook-Off
Ciel and New Menu, Ciel and A-B Problem, Ciel and Battle Arena
January Cook-Off
Collision in Space, Makx Sum
February 2012 Challenge
Box and Ball System, Find a Subsequence, Count of Maximum
February 2012 Cook-off
Authentication Failed, Careful Calculation, Daily Train
March 2012 Challenge
Longest Weird Subsequence, Cosine Partition Function, Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix, Xor it
March Cook-Off 2012
Ciel Numbers I, Ciel Numbers II, Ciel and Genjiko, Ciel and a new island
April Cook-Off 2012
Selection for Training Camps, Top Batsmen, Crease Painting, Resistance, Best Buggy Ratings
May Cook-Off 2012
Little Elephant and Balance, Little Elephant and Swapping, Little Elephant and Strings, Little Elephant and CNSes
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
June Cook-Off 2012
Closing the Tweets, Connecting Soldiers, Golden Trees, Gifts at Olympics, Alien Chefs
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
August Challenge 2012
Two Magicians, Little Elephant and Bombs, Lucky Driving, Game Count, Block Game, Range of Data, Delivery Boy, A Game of Thrones, Machine Gun
July Cook-Off 2012
Ciel and Receipt, Ciel and Map, Ciel and Tomya
August Cook-Off 2012
Rebuilding Byteland, Codechef Password Recovery, Forced Output, Code Crazy Minions, Asmany Number Verification
October Cook-Off 2012
Buying Sweets, Equalization, Tennis Tournament, Tree Fun
November Cook-Off 2012
Little Elephant and Magic, Little Elephant and Permutations, Little Elephant and Divisors
December Cook-Off 2012
Game on a Grid, Packaging Cupcakes, Reversing directions
January Cook-Off 2013
Minimum Distance, Many Chefs
February 2013 Challenge
Observing the Tree
February Cook-Off 2013
Lack of Logic, Row and Column Operations, Hotel Balifornia 2
April Cook-Off 2013
Andrew and the Birthday, Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again
May Cook-off 2013
Rook Placement, XOR Sum, Subtraction Game 1, Subtraction Game 2, Sequence Transmission
July Cook-off 2013
Chopsticks, Compressed String, A Plus B Again!, Counting The Acute Triangles
November Cook-off 2013
Am I a Fibonacci Number, Lowest Sum, Number of Paths, Trees and Subtrees, Rank of the Number
February Cook-Off 2014
Chef and Remissness, Chef and Kingship, Chef and Uniqueness, Chef and Reunion
April Cook-Off 2014
Snape and Ladder, Travelling Chef Problem
May Cook-Off 2014
Substrings and Repetitions, Book Game with Chef, Divide the Cake, Ups and Downs
November Cook-Off 2014
Covering Sets, Lost Graph, Most Distant Points, Brackets, Petersen Graph
December Cook-Off 2014
Servers, Jam, Matrix Again, Player, Good Joke!
February Cook-Off 2015
Zombinatorial, Parenthesis with Maximum Sum Subarray, Fit Squares in Triangle, Strategy for the World Cup
April Cook-Off 2015
Lucky Fives, Special Agents, Taxi Driver, Equality, Version Control System
June Cook-Off 2015
Ankit, Srijan and a game of stone piles, Bored of Nim, VS and his marking scheme, Longest non regular parentheses sub-sequence, Strange operations
March Challenge 2016
Sereja and Two Strings 2, Polygon & Circles, Chef And Hungry Birds, Palindromic substrings, Floor Distribution, Chef and Number Guessing, maximize the sum, Parity tree, Chef And Special Dishes, Tiptoe through the tulips
January Cook-Off 2016
Chef and Destruction, Chef and Maximum Sum Matrices , Chef And Fibonacci Tree, Chef and Fruits
May Cook-Off 2016
Phantasialand, Easy Numbers
June Cook-Off 2016
Sticks, Right Triangle, Cutting Cake, Chef Land, Range Minimum Queries
July Cook-Off 2016
Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and Sort
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum , Math Hatter, Mock Turtle, Queen of Hearts
September Cook-Off 2016
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings, Shortest path queries, Find The Point
October Cook-Off 2016
Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network, Sherlock and Smallest Window
November Cook-Off 2016
Sebi and the equation 2, Sebi and the cube, Sebi and the highway, Sebi and the black money, Sebi and the corrupt goverment
December Cook-Off 2016
Chef and Subset, Chef and Subarrays
January Cook-Off 2017
Digit Longest Increasing Subsequences, Xor Grid, Matrix Transformation, Digit Longest Increasing Subsequences 2
February Cook-Off 2017
Download file
May Cook-Off 2017
La Liga, Balanced Array, Hussain Set, Nasty Queries, Binary Tree
June Cook-Off 2017
Ada and crayons, Knight Covering, A Study in Bake Street, SnackUp, Centeroid
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Beautiful Sequences, Bipartite Graph from Trees
August Cook-Off 2017
Game on Stick, Matrix and Chef, Real obtuse, From heaven to earth
September Cook-Off 2017
Numbers Game, Infinite OR Game, Statistics Construction, Subsequence Equality
October Cook-Off 2017
Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries, Chef and Dancing Steps
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores an Array, Chef Restores a Matrix
April Challenge 2018 Division 1
Chef and Array (Challenge), Vaibhav and Ministers, Chef at the Food Fair, Cutting Plants, S Semi-palindromic, Weight of Numbers, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes, Chef and Same Old Recurrence 2
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, Maximum Distance, Party, (Challenge) Chef and Matching Game, A Pizza Slice
February Cook-Off 2019 Division 1
Max Range Queries, Chef and Secret Password, The Most Amazing Dish, Chef in Evil Land, Chef and Party
March Cook-Off 2019 Division 1
XOR N-bonacci Sequence, Markers and Caps, Music Shopping
September Mega Cook-Off 2019 Division 1
Angry Grandfather, Hiring Chefs, Fitness Exercises
March Cook-Off 2020 Division 1
Mysterious Sequence, Find Your Gift, A Tree to Remember, Box of Chocolates, Maximize Letter Beauty, Random Chocolates, Escape the Tree
August Cook-Off 2020 Division 1
Red-blue Trees, Polygon Relationship, Chefina and Dishes, Beautiful Subsequence
October Challenge 2020 Division 1
Positive AND, Random Knapsack, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares, Village Road Network
November Challenge 2020 Division 1
Restore Sequence
October Cook-Off 2020 Division 1
Path-etic Sums, The In-XOR-able Task, Yet Another Crossover Episode
May Cook-Off 2021 Division 1
Permutation Swaps, Falling Zero, Double Burgers
June Cook-Off 2021 Division 1
Binary String on Steroids, Battle Royale
August Cook-Off 2021 Division 1
Odd Array, Different String, Chef 2 Chef, Interactive Equivalency, Clear the Array
June Cook-Off 2022 Division 1 (Rated)
Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum, Max Minus Min