Ujjwal Kumar

• Username: 2★ukt1997
• Country:  India
• Student/Professional:Professional
• Organisation:SpringML Inc.
• 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: 43

Current Ratings Graph Old Ratings Graph

1498 (+45)RatingProvisional
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October Cook-Off 2021 Division 3(2021-10-25 00:00:04)

Global Rank:   621

Cheated in:   

Ratings System Update

(2021-10-25 00:00:04)

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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1498 (-111)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   621

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 (43)

September Challenge 2017

Little Chef and Sums, Chef and Pick Digit

October Challenge 2017

Max Mex

September Cook-Off 2017

Subsequence Equality

International Coding League (Rated)

Cards Game

February Challenge 2018

Chef And His Characters, Chef And The Patents, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome

February Lunchtime 2018

Jumping in the hills

March Challenge 2018 DIV 2

Chef and Glove, Mix the Colors, A Big Sale

March Cook-off 2018 Division 2

Chef Judges a Competition

June Cook-Off 2018 Division 2

Archi and Comparsion

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation

March Lunchtime 2018 Division 2 (Unrated)

Chef and Friends, Magic Elements

April Challenge 2018 Division 2

Workers

June Challenge 2018 Division 2

Naive Chef

August Challenge 2018 Division 2

Modular GCD, Spell Bob, Problem Sort, Sheokand and Number

September Challenge 2018 Division 2

Magician versus Chef, Chef and Adventures

November Challenge 2018 Division 2

Chef and Ridges, Chef, Primes and Trees (Challenge), Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Byte to Bit, Chef and Serves

July Lunchtime 2018 Division 2

Split Stones, Forced Particles

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

Code Melange (Rated)

XD Subsequences, The Deadly Sin, Candy Love

February Challenge 2019 Division 2

Deputy Chef, Appy and Contest, Chef and Magical Jars, Chef and Secret Ingredients

February Lunchtime 2019 Division 2

The Tricky Deal, Average Number

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit, (Challenge) Interleaving Strings

March Cook-Off 2019 Division 2

XOR N-bonacci Sequence, UEFA Champions League

March Lunchtime 2019 Division 2

Testing Robot, Pogo Stick Competition

April Challenge 2019 Division 1

Fencing

May Challenge 2019 Division 2

Matches, Reduce to One

June Challenge 2019 Division 2

Chef and Proxy

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Football, Distribute Apples, Zombie and the Caves

September Mega Cook-Off 2019 Division 2

Playing with Matches

September Lunchtime 2019 Division 2

Chef Feeds Cats

October Challenge 2019 Division 2

Operations on a Matrix, Phone Prices, Array Modification

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

June Challenge 2020 Division 2

Chef and Icecream, Chef and String, Chef and Price Control

August Challenge 2020 Division 2

Chef and Linear Chess, Another Card Game Problem, Chef Wars - Return of the Jedi

September Challenge 2020 Division 2

A Problem on Sticks

October Challenge 2021 Division 3 (Rated)

Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture

October Cook-Off 2021 Division 3

Chef and Pairing Slippers, Odd Sum, Average Flex

November Challenge 2021 Division 2 (Unrated)

Equal Coins

Total Problems Solved: 147