Sayan Pal

• Username: 4★bios_99
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Durgapur West Bengal, India
• 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: 16

Current Ratings Graph Old Ratings Graph

1894 (+104)RatingProvisional
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November Challenge 2020 Division 1(2020-11-16 15:00:00)

Global Rank:   82

Cheated in:   

Ratings System Update

(2020-11-16 15:00:00)

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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1894 (-163)RatingProvisional
Rating i Provisional Rating, click to know more

November Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   82

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 (16)

August Challenge 2019 Division 2

Dilemma, Guddu and his Mother, Zombie and the Caves, Distribute Apples, Football

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Fuzzy Linear Combinations, Chef Designed a Network, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

October Lunchtime 2019 Division 1 (Unrated)

Box Game

February Challenge 2020 Division 1

Long Contest and Cook Off Overlaps, No Change Required

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers, Chef and Bitwise Product, Triple Sort

March Cook-Off 2020 Division 1

Mysterious Sequence

February Lunchtime 2020 Division 1

Swapping to Palindrome

June Challenge 2020 Division 1

Even Matrix, Chef and Price Control, Chef and String, Chef and Icecream, The Delicious Cake, Operations on a Tuple, The Tom and Jerry Game!, Convenient Airports

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Chef and Trump Cards, Find XOR, Ada Matrix, Coronavirus Spread 2

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

August Lunchtime 2020 Division 2

Mode of Frequencies, Game on a Strip

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Challenge 2020 Division 2

Positive AND, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 1

Restore Sequence, Magical Candy Store, Scalar Product Tree, Unusual Queries

Total Problems Solved: 73