Ranjan Kumar

• Username: 3★ranjankr274
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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: 7

Current Ratings Graph Old Ratings Graph

1683 (+116)RatingProvisional
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August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   829

Cheated in:   

Ratings System Update

(2020-08-17 15:00:02)

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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1683 (-173)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   829

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 (7)

March Challenge 2020 Division 2

Ada Bishop 2, Pintu and Fruits, XOR Engine

April Challenge 2020 Division 2

Strange Number, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

March Lunchtime 2020 Division 2 (Unrated)

Chef Swaps Digits

June Challenge 2020 Division 2

Chef and Icecream, Chef and Price Control, Chef and String, The Tom and Jerry Game!, Even Matrix

August Challenge 2020 Division 2

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

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction, Path-etic Products

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

Total Problems Solved: 62