Ravi Singh

• Username: 1★rr44
• Country:  India
• Student/Professional:Student
• Institution:Haldia Institute of Technology Haldia, West Bengal
• 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: 2

Current Ratings Graph Old Ratings Graph

1349? (+96)RatingProvisional
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February Challenge 2021 Division 3(2021-02-15 15:00:04)

Global Rank:   9668

Cheated in:   

Ratings System Update

(2021-02-15 15:00:04)

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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1349? (-179)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   9668

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 (2)

December Challenge 2020 Division 2

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

January Lunchtime 2021 Division 3 (Unrated)

Ashishgup and Interviews, Pair Me, Binary Subsequence, Even Differences, Even Sum

February Challenge 2021 Division 3

Frog Sort, Maximise Function, Highest Divisor

Total Problems Solved: 20