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• Username: 1★roger_749
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Lucknow Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 8

Current Ratings Graph Old Ratings Graph

1301 (+105)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2020 Division 2(2020-09-26 23:00:02)

Global Rank:   2067

Cheated in:   

Ratings System Update

(2020-09-26 23:00:02)

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?

1301 (-244)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   2067

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 (8)

April Challenge 2019 Division 2

Maximum Remaining

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, (Challenge) Raisins

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

January Lunchtime 2020 Division 2

Chef and Street Food, Bob and His Friends

August Challenge 2020 Division 2

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

September Lunchtime 2020 Division 2

GCD operations, Watermelon

January Lunchtime 2021 Division 3 (Unrated)

Pair Me, Even Differences, Even Sum

Total Problems Solved: 22