Ujjwal Kumar

• Username: 2★ujjwal_7
• Country:  India
• Student/Professional:Student
• Institution:KIET Group of Institutions, Ghaziabad
• 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: 13

Current Ratings Graph Old Ratings Graph

1584 (+41)RatingProvisional
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CodeChef Starters 34 Division 3 (Rated)(2022-04-13 23:00:04)

Global Rank:   147

Cheated in:   

Ratings System Update

(2022-04-13 23:00:04)

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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1584 (-150)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 34 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   147

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 (13)

December Challenge 2020 Division 2

Even Pair Sum, Positive Prefixes, Vaccine Distribution, Vaccine Production

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

September Challenge 2021 Division 3 (Rated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

CodeChef Starters 20 Division 3 (Rated)

Stable Sequence, Chef and Pal, Genes

January Long 2022 - II, Division 3 (Rated)

Crying Colours, TCS Examination, Chef and Fixed Deposits

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex

CodeChef Starters 24 Division 3 (Rated)

EVM Hacking, Badminton Serves, Avoid Contact, Yet Another Constructive Problem

February Long 2022 - I, Division 2 (Unrated)

Binary Base Basics, N Queens Puzzle Solved !

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 30 Division 2 (Rated)

Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility

CodeChef Starters 31 Division 3 (Rated)

Alternating String, Group Assignment, Sign Moves

April Long One 2022, Division 3 (Rated)

Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , The Cooler Dilemma 2

CodeChef Starters 34 Division 3 (Rated)

Binary Mismatch, Average Array, Is the Score Consistent, Good Quality Bulbs, Positive Products

Total Problems Solved: 67