Ridwanul Hasan Tanvir

• Username: 3★tanvir5
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Bangladesh University of Engineering and Technology
• 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: 5

Current Ratings Graph Old Ratings Graph

1626 (+15)RatingProvisional
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October Lunchtime 2021 Division 2(2021-10-27 22:30:02)

Global Rank:   2066

Cheated in:   

Ratings System Update

(2021-10-27 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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1626 (-108)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   2066

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 (5)

July Challenge 2020 Division 2

Missing a Point, Chef and Card Game, Chef and Strings, Ada King

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Ada Matrix

May Challenge 2021 Division 2 (Rated)

An Interesting Sequence, Modular Equation, Tic Tac Toe, Xor Equality, Tree House, Valid Paths

SnackDown 2021 - Online Qualifiers

Lucky Number

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

May Long One 2022 Division 2 (Unrated)

The Attack of Queen

Total Problems Solved: 49