Dheeraj Kotwani

• Username: 4★dheeraj_0904
• Country:  India
• Student/Professional:Student
• Institution:JSS Academy of Technical Education, Noida 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: 28

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1807 (+3)RatingProvisional
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January Challenge 2021 Division 2(2021-01-11 15:00:02)

Global Rank:   1234

Cheated in:   

Ratings System Update

(2021-01-11 15:00:02)

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1807 (+24)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   1234

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 (28)

October Challenge 2019 Division 2

Operations on a Matrix, Array Modification, Phone Prices

December Challenge 2019 Division 2

Plus Multiply, Easy Subsequence Selection, That Is My Score!

December Lunchtime 2019 Division 2

Check Algorithm

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Breaking Bricks

February Challenge 2020 Division 2

No Change Required, Hard Cash, School of Geometry, The Theatre Problem

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

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

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Missing a Point, Chef and Strings, Chef and Card Game, Doctor Chef, Chefina and Swaps, Ada King

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 2

Coronavirus Spread 2, Ada Matrix, Find XOR, Chefina and Swap, A Problem on Sticks

July Cook-Off 2020 Division 2

OR-thodox Distinction, Even-tual Reduction

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Cook-Off 2020 Division 1

Polygon Relationship

August Lunchtime 2020 Division 2

Game on a Strip, Mode of Frequencies

June Cook-Off 2020 Division 2

Cache Hits, Max Mex

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Iron, Magnet and Wall

January Challenge 2021 Division 2

Fair Elections, Watching CPL

December Challenge 2020 Division 2

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

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Horoscope Matrix, One Zero Swaps, Sed Sequences, Three Letters

October Cook-Off 2020 Division 2

Split the Str Ing, Decreasing Srrnmieeda

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates

October Lunchtime 2020 Division 2

AND Plus OR, Chef Likes Good Sequences

September Cook-Off 2020 Division 2

Bowling Strategy

September Lunchtime 2020 Division 2

GCD operations, Watermelon

Total Problems Solved: 340