Rahul Raj Tripathi

• Username: 2★obstinatebrain
• Country:  India
• Student/Professional:Student
• Institution:GL Bajaj Institute of Technology and Management Greater Noida, Uttar Pradesh, 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: 19

Current Ratings Graph Old Ratings Graph

1593 (-25)RatingProvisional
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October Cook-Off 2021 Division 2(2021-10-25 00:00:02)

Global Rank:   1803

Cheated in:   

Ratings System Update

(2021-10-25 00:00:02)

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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1593 (-63)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1803

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 (19)

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

October Challenge 2020 Division 2

Covid Run

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Iron, Magnet and Wall

January Challenge 2021 Division 2

Watching CPL, Fair Elections

December Challenge 2020 Division 2

Positive Prefixes, Vaccine Distribution, Vaccine Production, Even Pair Sum

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

September Lunchtime 2020 Division 2

GCD operations

UWCOI 2021 (Rated for all)

Hidden Numbers, Array Swaps

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Consecutive Adding, Paparazzi Gennady, Space Arrays, No Time to Wait

April Challenge 2021 Division 2

Chef and Dice, Worthy Matrix

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Lucky Boundaries

SPYBITS IIT BHU Division 2 (Rated)

B - Valentine Couples, A - Save Water Save Life

May Challenge 2021 Division 2 (Rated)

Tree House, Xor Equality, Tic Tac Toe, Modular Equation

October Cook-Off 2021 Division 2

Odd Sum

Total Problems Solved: 54