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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

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Practice Compete Compiler
Home » Sukehide Ushioda
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Sukehide Ushioda

  • 7★ushsh
  •   Japan
  • Professional
  • Japan
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 41
2723 (-38)RatingProvisional
Rating i Provisional Rating, click to know more
June Challenge 2015(2015-06-15 15:00:00)
Global Rank:   144
Cheated in:   

Ratings System Update

(2015-06-15 15:00:00)
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?
2723 (+319)RatingProvisional
Rating i Provisional Rating, click to know more
June Challenge 2015(2022-12-20 00:00:00)
Global Rank:   144
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)

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Contests (41)

October Long Contest 2011

Dish Distribution, The Great Plain, The Baking Business, Repeated String, Lucky Palin

October Cook-off

Generalized Arithmetic Progression Free Sequence, Permute Digits, 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, Ciel and Eggs, Spinning Wheels

January 2012 Challenge

Houses and Restaurants, Gap Filler Game

February 2012 Challenge

Box and Ball System, Lucky Count, Restore the Recipe, Can you do it better, Lucky Long, Smart Chef vs Evil Chef, Word Couting, Count of Maximum

March 2012 Challenge

Tom And Jerry, 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, Stacking Pancakes, Greatest Dumpling Fight, Similar Graphs

May Challenge 2012

Digits Forest, Little Elephant and Median, Jewels and Stones, Lucky lucky number, Divisible Pairs, Remember the recipe, A Home for Chef

July Challenge 2012

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

Little Elephant and Bombs, Lucky Driving, Game Count, Eastern Draughts, Block Game, Range of Data, Delivery Boy

September Challenge 2012

Simultaneous Nim, Lights, Kisses & Hugs, Chef World, Racing Horses, Queries About Numbers, ChefTown 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

November Challenge 2012

Lucky Balance, A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Jam Board, Many Left, Sridhar Likes Travelling

December Challenge 2012

Sereja and Data Structures , Granama Recipes, Arigeom Beats, Book Exercises, Magic Rankings, Different Trips, The Uncountable Ways, Pizza Delivery, WordNinjas

January Challenge 2013

Little Elephant and Alcohol, A New Door, Dividing Products, Hotel Balifornia, The Minimum Number Of Moves, End Of The World, A Fence for Byteland, Chef of the Year, Three Different Numbers

February 2013 Challenge

Little Elephant and Cards, Buy1-Get1, Room Corner, Magic Board, Triangular Queries, Climbing Stairs, Word Play, Efficient Painting

March Challenge 2013

Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

July Challenge 2013

Across the River, Mountain Holidays, Galactik Football, The Probability Of Winning, Chef and Walking on the rectangle , Count K-Primes, Sereja and Sorting, Circle of death

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, Splitting Candies

September Challenge 2013

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

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, CAO Stage-3, Yet Another Nice Girl, Edit Distance on Grid, Kamehameha

November Challenge 2013

Chef Game, Superpowers of 2, Yet Another Cute Girl, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Lucy and the Flowers, Art in Digital Age, Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries, Query on a tree VI

January Challenge 2014

Magic Trick, Counting D-sets, Bon Appetit, Please like me, Chef and Feedback

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, Make It Zero 2

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

Final Battle of Chef, Sereja and Permutation, 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, 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, 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, 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, Stringology is Magic, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Chef and Words, Fombinatorial, Sereja and Order, Sereja and Permutations, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, Chef and Churu, The Spelling Problem

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Divide or die, Kali and Devtas, XOR with Subset, Course Selection, Chef and Apple Trees, Sereja and GCD, Good galaxy

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

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, 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, Little Party, Black-white Board Game, Devus and their voting system

June Challenge 2015

Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String

Total Problems Solved: 339

2723
(Div 1)
★★★★★★★
CodeChef Rating (Highest Rating 2761)
  • Inactive Global Rank
  • 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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