Vipul Kumar

• Username: 4★wipeall
• Country:  India
• Student/Professional:Student
• Institution:Kamla Nehru Institute of Technology Sultanpur, Uttar Pradesh, 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: 6

Current Ratings Graph Old Ratings Graph

1837 (+99)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2020-12-14 15:00:02)

Global Rank:   114

Cheated in:   

Ratings System Update

(2020-12-14 15:00:02)

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?

1837 (-30)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   114

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 (6)

December Challenge 2018 Division 2

Chef and An Ideal Problem, Chef and Interactive Contests

January Challenge 2019 Division 2

Lucky Number Game, Fancy Quotes

February Challenge 2019 Division 2

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

March Challenge 2019 Division 2

Chef and Number Game, Chef and a Beautiful Digit, Chef got Recipes

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

December Challenge 2020 Division 2

Hail XOR, String Operations, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

Total Problems Solved: 38