Debmalya Sen

• Username: 2★bonycazz
• Country:  India
• Student/Professional:Student
• Institution:Government College of Engineering and Ceramic Technology Kolkata, West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1459 (+69)RatingProvisional
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September Challenge 2020 Division 2(2020-09-14 15:00:02)

Global Rank:   1887

Cheated in:   

Ratings System Update

(2020-09-14 15:00:02)

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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1459 (-327)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   1887

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 (17)

August Challenge 2019 Division 2

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

February Challenge 2020 Division 2

School of Geometry, Hard Cash

April Challenge 2020 Division 2

Strange Number, Sell All the Cars, COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Isolation Centers

April Cook-Off 2020 Division 2

Lift Requests

June Challenge 2020 Division 2

Chef and Price Control, Chef and String, Covid Sampling (Challenge), Operations on a Tuple, The Tom and Jerry Game!, Even Matrix, Chef and Icecream

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Chef and Wedding Arrangements, Smallest KMP, Chef and Linear Chess, Another Card Game Problem

September Challenge 2020 Division 2

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

June Cook-Off 2020 Division 2

Cache Hits

Total Problems Solved: 39