Vaibhav Kumar

• Username: 1★ark_knight
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Ropar Rupnagar, Punjab, 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: 12

Current Ratings Graph Old Ratings Graph

1189 (-272)RatingProvisional
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Starters 82 Division 3 (Rated)(2023-03-22 23:00:04)

Global Rank:   3813

Cheated in:   Plagiarised in START82C

Ratings System Update

(2023-03-22 23:00:04)

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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1320 (-82)RatingProvisional
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Starters 69 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   798

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 (12)

January Long 2022 - I, Division 3 (Rated)

Covid Spread, Keplers Law

February Long 2022 - I, Division 3 (Rated)

Chef and the Hair Salon, N Queens Puzzle Solved !

CodeChef Starters 25 Division 3 (Rated)

Points and Lines, Fit in Data Type, Chef and His Fruit Stand

CodeChef Starters 26 Division 3 (Rated)

Careless Chef, Count the Notebooks, Hostel Room

Starters 64 Division 3 (Rated)

Mario and the Broken String, Distinct Colors, Luigi and Uniformity

Starters 69 Division 4 (Rated)

Akash and Dinner, Rain in Chefland, Scalene Triangle, Convert to permutation

Starters 70 Division 4 (Rated)

Frequency Array Retrieval, Prime Reversal, Spice Level, Kitchen Timings, Cost of Groceries

Starters 71 Division 4 (Rated)

Pet Store, Instagram, Snapchat, Perfect Trio

Starters 73 Division 3 (Rated)

Lucky Numbers, Append for OR

Starters 74 Division 3 (Rated)

Odd Even Binary String, Chef And Babla

Starters 77 Division 4 (Rated)

Spreading Charges, Tekken, Tom and Jerry Chase, Codechef Airlines, Concat Palindrome

Starters 82 Division 3 (Rated)

Find eX, Make A-B Same, Reach Home, Difference Matrix, MIN To MAX

Total Problems Solved: 47