Ujjal Kumar Das

• Username: 3★ujjaldas1997
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Rourkela Odisha, 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: 23

Current Ratings Graph Old Ratings Graph

1695 (-33)RatingProvisional
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November Challenge 2018 Division 2(2018-11-12 15:00:02)

Global Rank:   5048

Cheated in:   

Ratings System Update

(2018-11-12 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?

1695 (+98)RatingProvisional
Rating i Provisional Rating, click to know more

November Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   5048

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 (23)

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas, Chef and Easy Problem

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Restores a Matrix, Chef Judges a Competition

April Cook-off 2018 Division 2

Cut the Board

May Cook-off 2018 Division 2

Secret Recipe

June Cook-Off 2018 Division 2

Archi and Comparsion

July Cook-Off 2018 Division 2

Encoding Message

August Cook-Off 2018 Division 2

Balsa For The Three

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation

March Lunchtime 2018 Division 1 (Unrated)

Partitions, Three Integers, Magic Elements

April Lunchtime 2018 Division 2

Two vs Ten

May Lunchtime 2018 Division 2

Trace of Matrix

April Challenge 2018 Division 1

Count Good Prefixes

May Challenge 2018 Division 2

Dibs on Fibs, Fake Binary Search, Minimum Deletions, Mighty Friend, Xor Again

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Strike or Spare

August Challenge 2018 Division 2

Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests

October Challenge 2018 Division 2

Beautiful Bricks, Chef and Circles, Byte to Bit, Chef and Serves, Minimize Digitsum, Appy and Balloons

June Lunchtime 2018 Division 2

Counting Pretty Numbers

July Lunchtime 2018 Division 2

Split Stones

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2

Judging Delay, Opposite Cites, Chef Restaurant

October Lunchtime 2018 Division 1

Coloring the Grid

Insomnia 2018 (Rated)

Split Sums, Strange Swaps

Total Problems Solved: 67