Mark

• Username: 3★markselby147
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 5

Current Ratings Graph Old Ratings Graph

1719 (-39)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 32 Division 2 (Rated)(2022-03-30 23:00:02)

Global Rank:   1745

Cheated in:   

Ratings System Update

(2022-03-30 23:00:02)

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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1719 (-13)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 32 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1745

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?

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Contests (5)

CodeChef Starters 21 Division 3 (Rated)

Akash and Grid, ChefWM, And Or Union, Covid and Theatre Tickets, Devendra and Water Sports

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

Code Drive Division 3 (Rated)

Again XOR problem, Favourite String of Chef, Count Number of Peaks, Game between friends

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Flip Sorting

Total Problems Solved: 18