Mridul Kumar

• Username: 1★mri_999
• Country:  India
• Student/Professional:Student
• Institution:Jaypee Institute of Information Technology Noida, 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: 14

Current Ratings Graph Old Ratings Graph

1341 (+372)RatingProvisional
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November Challenge 2020 Division 1(2020-11-16 15:00:00)

Global Rank:   527

Cheated in:   

Ratings System Update

(2020-11-16 15:00:00)

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?

1341 (-511)RatingProvisional
Rating i Provisional Rating, click to know more

November Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   527

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 (14)

October Challenge 2019 Division 2

Operations on a Matrix, Chef and Maximum Star Value, Phone Prices

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Unit GCD, COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Ready Bitwise, Squared Subsequences, Strange Number

May Challenge 2020 Division 2

Triple Sort, Coronavirus Spread, Isolation Centers

March Cook-Off 2020 Division 2

Find Your Gift

April Cook-Off 2020 Division 2

Lift Requests, Matrix Decomposition

March Lunchtime 2020 Division 2 (Unrated)

Chef Swaps Digits

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

June Challenge 2020 Division 2

Covid Sampling (Challenge), Chef and Price Control, Chef and String, Chef and Icecream, Operations on a Tuple, The Tom and Jerry Game!, Even Matrix

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point, Doctor Chef

November Challenge 2020 Division 1

Restore Sequence, Magical Candy Store

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

Total Problems Solved: 131