Arpan Kumar Chakraborty

• Username: 2★arpan_1
• Country:  India
• Student/Professional:Student
• Institution:Ram Krishna Mahato Government Engineering College Narayanpur, West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 21

Current Ratings Graph Old Ratings Graph

1563 (+44)RatingProvisional
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May Lunchtime 2021 Division 3(2021-05-31 23:00:04)

Global Rank:   390

Cheated in:   

Ratings System Update

(2021-05-31 23:00:04)

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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1563 (-129)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   390

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 (21)

August Challenge 2019 Division 2

Football, Dilemma, Distribute Apples

August Cook-Off 2019 Division 2

Chef Drinks Coke

September Challenge 2019 Division 2

Easy Fibonacci

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Weapon Value, Hard Sequence

January Challenge 2020 Division 2

Chef and Dynamo, Breaking Bricks

February Challenge 2020 Division 2

School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences, One Zero Swaps

September Cook-Off 2020 Division 2

Bowling Strategy

May Lunchtime 2021 Division 3

Birthday Gifts, Charges, Hoop Jump, Tom And Jerry 1

June Challenge 2021 Division 2 (Unrated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

Total Problems Solved: 102