Ujjwal Kumar

• Username: 3★ujj1339
• 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 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 15

Current Ratings Graph Old Ratings Graph

1720 (+17)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2015-09-14 15:00:00)

Global Rank:   1830

Cheated in:   

Ratings System Update

(2015-09-14 15:00:00)

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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1720 (+25)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2022-12-20 00:00:00)

Global Rank:   1830

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 (15)

April Challenge 2013

Levy Conjecture, Maximum Weight Difference

June Challenge 2013

Lapindromes

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, Yet Another Nice Girl, Edit Distance on Grid, Kamehameha

November Challenge 2013

Missing some chairs, Square Digit Squares, Yet Another Cute Girl, Superpowers of 2, Uncle Johny

January Challenge 2014

Bon Appetit, Please like me, Chef and Feedback

January Cook-off 2014

Chef and the Cake I

February Challenge 2014

Little Elephant and Subarrays, Colored Array, Longest Common Pattern, Make Him Happy, Make It Zero

March Challenge 2014

Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Little Chef and Numbers, Mike and Stamps

August Challenge 2014

Chef and Gift

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix

Total Problems Solved: 66