Toshihiro Shimizu
- 6★chaemon
- Japan
- Professional
- Secret
- No Active Plan. View Details
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Ratings System Update
(2021-04-12 15:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (69)
June 2010 Contest
Graph Counting, Pricing Tollbooths, Robot Game, Tidying Posters, Prime Pattern, Squirrel and chestnut
July 2010
Closest Ranking, Happy Days, Maximal crosses
July Cook Off
Ripple-Carry Adder
August 2010 Challenge
Exit code, Obstacle Course
August Cook Off
Fetching Cooking Tools, Arranging the Appetizers, Cleaning Up
September 2010 Challenge
Brush Fire
October 2010 Challenge
Logging Game, Count palindromes
November 2010 Challenge
Randomly Testing Circuits, Bombing, Graph Challenge, Chefs Bad Day, Renting Spare Oven Time, Balanced Walks
December 2010 Challenge
The Hungry Bear, Odd Binomial Coefficients, Byteknights and Byteknaves, A String Game
January 2011 Challenge
Count Relations
March 2011 Challenge
K-Unique Sequence, Omax
April Long Contest
Gravel, Number Game Revisited, Rectangles Counting
June Long Contest 2011
Maximal Score Path, Chef Teams
July 2011 Long Contest
Most Popular Friend
August Long Contest 2011
Infinite Grid Game
August Cook-off 2011
Vote for the Noodle Soup, Open the Dragon Scroll
September Long Contest
Younger Brother, BIT Magazine
October Long Contest 2011
Dish Distribution, The Great Plain, The Baking Business, Repeated String, Lucky Palin
October Cook-off
Chef Travel Routes
November Long Contest 2011
Colored Domino Tilings and Cuts, Chefs new Pet, New Restaurant, The Postal Service, Stepping Average, Lucky Days
December 2011 Long Contest
Birthday Gift, Robot Movings
February 2012 Challenge
Box and Ball System, Lucky Count, Restore the Recipe, Lucky Long, Word Couting, Count of Maximum
March 2012 Challenge
Longest Weird Subsequence, Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix
April Challenge 2012
Parallel Computing, Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight
May Challenge 2012
Digits Forest, Little Elephant and Median, Jewels and Stones, Lucky lucky number, Divisible Pairs, Remember the recipe, Little Elephant and Boxes, A Home for Chef
June Challenge 2012
Polynomial Partition Function, Little Elephant and Product, Little Elephant and Candies, Magic Hull, Doom Bakes Cakes, Cool Numbers, Fly-overs, Arranging Cup-cakes
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, Addition chains
August Challenge 2012
Two Magicians, Little Elephant and Bombs, Lucky Driving, Game Count, Block Game, Range of Data, Delivery Boy, Machine Gun
July Cook-Off 2012
Ciel and Receipt, Ciel and Map, Ciel and Tomya
September Challenge 2012
Lights, Kisses & Hugs, Chef World, Racing Horses, Queries About Numbers, Knight Moving, ChefTown Parade, Three is Crowd
October Challenge 2012
Little Elephant and Order, Fierce Battles, Event Organizer, Maximum Sub-rectangle in Matrix, Blade Master, The New Scheme, Need More Diamonds
November Challenge 2012
Lucky Balance, A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Jam Board, Martial Arts, Many Left, Sridhar Likes Travelling
December Challenge 2012
Sereja and Data Structures , Granama Recipes, Book Exercises, Magic Rankings, The Uncountable Ways, Pizza Delivery
January Challenge 2013
The Minimum Number Of Moves, Chef of the Year
March Challenge 2013
Tourist Translations
April Challenge 2013
Little Elephant and Music, Barcelona Gameplay Tactics, ChefGame, Kingdom Unity, Maximum Weight Difference, Levy Conjecture
May Challenge 2013
Matchsticks, Witua and Math, Tree Counting, Queries on tree again!, Password Cracking Challenge, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip
June Challenge 2013
Little Elephant and Mouses, Collecting Magical Berries, Just Some Permutations 3, Dessert Wizard, Two k-Convex Polygons, Count Special Matrices, Predictopus, To challenge or not, W String, Lapindromes
September Challenge 2013
Little Elephant and Exams, Merciless Chef, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2
April Challenge 2014
Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014
Little Elephant and Balloons, Compilers and Parsers, Dynamic Trees and Queries, Chef-jumping, Fun with AGp, Chef and Strange Matrix, Stone
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, DARTS501, Chef and Subarray, Two Companies, Guessing Game, Forgot Password
July Challenge 2014
Little Elephant and Painting, Garden Game, Count Substrings, Reach The Point, Dish Owner
October Challenge 2014
Remy paints the fence, Sereja and two strings, Chef and Ground, Chef and Square, DevuLand, Dinosaurs and Laddus
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, Xor Matrix, Chef and Equality
March Challenge 2015
Chef and Notebooks, Sign Wave, Matrix
June Challenge 2015
Chef and Memory Limit
September Challenge 2016
Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation
October Challenge 2016
Fenwick Iterations
December Challenge 2016
Train Partner, Chef and Finding Direction, Kirito in labyrinth, Roses for Alexey, Our Base is Under Attack, Bear and Three Colours
January Challenge 2017
Capital Movement, Cats and Dogs, Sereja and Circles, Sereja and BOX, Coprime 6-tuples, Chef and Circle, Fantastic Four, Digits Cannot Separate, Reservior, Tourists in Mancunia
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays
March Challenge 2018 DIV 1
Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting
June Challenge 2018 Division 1
Two Flowers, Vision
December Challenge 2018 Division 1
Directing Edges
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, A Pizza Slice
February Challenge 2019 Division 1
Chef and Secret Ingredients, Art of Balance
June Challenge 2019 Division 1
Lent Money, Count Arrays, Chef and Ingredients, Chef and His Dish, Sum and GCD, Forgotten Tree 9
July Challenge 2019 Division 1
Guess the Prime!, Circular Merging
August Challenge 2019 Division 1
Dilemma, Maximize an Expression
October Challenge 2020 Division 1
Inversions, Positive AND, Random Knapsack, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Village Road Network
November Challenge 2020 Division 1
Panic! at the Disco, Chef and the Combination Lock, Connect on a Grid (Challenge), Restore Sequence, Magical Candy Store, Red-Black Boolean Expression, Scalar Product Tree, Unusual Queries
January Challenge 2021 Division 1
Curious Matrix, Chef and Ants, Guess the Tiling, Expected Number of SCCs, Blackjack
December Challenge 2020 Division 1
Hail XOR, Square Root of LCA Convolution, Calculus, Linear Combination, Permutations, Digit Matrix, String Operations, Positive Prefixes, Even Pair Sum
February Challenge 2021 Division 1
Team Name, Another Tree with Number Theory, Prime Game, Multiple Games, XOR Sums, Bash Matrix, Cell Shell
April Challenge 2021 Division 1
Binary String MEX, Tree Permutations, Worthy Matrix, Destroy the EMP Chip, Chef and Pair Flips, Water Sort Puzzle (Challenge), String Power, Chef and Dice, Brahma and Shiva, Boolean Game