Tarun

• Username: 3★kobayashi
• Country:  India
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 24

Current Ratings Graph Old Ratings Graph

1641 (-38)RatingProvisional
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August Lunchtime 2021 Division 2(2021-08-28 22:30:02)

Global Rank:   3619

Cheated in:   

Ratings System Update

(2021-08-28 22:30:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1641 (-19)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   3619

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 (24)

January Lunchtime 2019 Division 2

The Nights Watch, Rooks

March Challenge 2019 Division 2

(Challenge) Interleaving Strings

March Lunchtime 2019 Division 2

Testing Robot, Pogo Stick Competition

April Challenge 2019 Division 2

Maximum Remaining

April Cook-Off 2019 Division 2

Making a Meal, Chef Learning Hungarian Algorithm

June Cook-Off 2019 Division 2

Multiple Choice Exam, Ants and Anteaters, Eat Twice

August Challenge 2019 Division 2

Dilemma

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza, Chef Drinks Coke

September Lunchtime 2019 Division 2

Chef Feeds Cats, Chef and Football Match

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, Weapon Value

December Lunchtime 2019 Division 2

Stupid Machine, Check Algorithm, Guess the number

April Challenge 2020 Division 2

Leaked Answers (Challenge)

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

January Cook-Off 2020 Division 2

Exam Cheating, Chef Chick

March Cook-Off 2020 Division 2

Find Your Gift, Box of Chocolates

May Cook-Off 2020 Division 2

Chef and Recipe, Impressing Chefina

March Lunchtime 2020 Division 2 (Unrated)

Good Prefix

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

June Challenge 2020 Division 2

Chef and Icecream, Chef and String, Chef and Price Control

April Challenge 2021 Division 3

World Record, Strong Language, Valid Pair, Chef and Dice

July Cook-Off 2021 Division 3

XOR-ORED, Shoe Fit

July Lunchtime 2021 Division 2

Beautiful Pairs

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference, Clear the Array

August Lunchtime 2021 Division 2

K-th Maximum, Just a Graph

September Challenge 2021 Division 2 (Unrated)

XOR Equal

SnackDown 2021 - Online Qualifiers

Lucky Number

Total Problems Solved: 62