Seiya Takahara

• Username: 6★rankalee
• Country:  Japan
• Student/Professional:Student
• Institution:The University of Tokyo
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 13

Current Ratings Graph Old Ratings Graph

2320 (+71)RatingProvisional
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July Challenge 2016(2016-07-13 15:00:00)

Global Rank:   23

Cheated in:   

Ratings System Update

(2016-07-13 15:00:00)

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2320 (-57)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2016(2022-12-20 00:00:00)

Global Rank:   23

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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Practice Paths (0)

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Contests (13)

August Cook Off

Arranging the Appetizers, Cleaning Up, Fetching Cooking Tools

April Cook-Off 2012

Top Batsmen

July Challenge 2012

Chef's Dream, My Fair Coins, The Gray-Similar Code, Gift Rift, Restaurant Rating

November Challenge 2012

A Wonderful Chocolate, Coin Flip, Sridhar Likes Travelling

March Cook-Off 2014

ABC-Strings, Dividing Stamps

November Cook-Off 2014

Petersen Graph, Brackets

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

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

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

June Challenge 2016

Devu and an Array, Chef and Sad Pairs, Chef and cities, Chef and Coins Game, Chef and Array and K, Chef and Rectangle Array, Chef And The Hiring Event, Chef And Binary Operation

July Challenge 2016

Chef and Robots Competition, Scheduling jobs on a cluster, Chef and Polyhedron, Chefland and Electricity, Evaluate the polynomial, Chef and special numbers, Chef and Tetris, Chef and Segments, Andrash and Stipendium

June Cook-Off 2016

Sticks, Right Triangle, Chef Land

June Lunchtime 2016

Collisions, One more weird game, Square in numbers

Total Problems Solved: 82