Arvind K Singh

• Username: 3★drexor
• Country:  India
• Student/Professional:Other
• 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: 25

Current Ratings Graph Old Ratings Graph

1792 (+19)RatingProvisional
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D'Code Division 2 (Rated)(2019-11-11 21:00:00)

Global Rank:   79

Cheated in:   

Ratings System Update

(2019-11-11 21:00:00)

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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1792 (+10)RatingProvisional
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D'Code Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   79

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 (25)

May Cook-off 2018 Division 2

Secret Recipe

July Cook-Off 2018 Division 2

Encoding Message

September Mega Cook-Off 2018 Division 2

Make a Permutation, ATM Machine

May Lunchtime 2018 Division 2

Trace of Matrix

May Challenge 2018 Division 2

Minimum Deletions

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

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

September Challenge 2018 Division 2

Bad Shuffle, Table Game, Chef and Adventures, War of XORs, Magician versus Chef, Chef and Condition Zero (Challenge)

December Challenge 2018 Division 1

Max and Electrical Panel, Chef and Interactive XOR

November Challenge 2018 Division 2

Chef and Difficult Contests, Chef and Happiness, Chef, Primes and Trees (Challenge), Good Median, Appy Loves One, Chef and Ridges

October Challenge 2018 Division 2

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

June Lunchtime 2018 Division 2

Counting Pretty Numbers

August Lunchtime 2018 Division 2

Chef and Eid

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

January Challenge 2019 Division 1

Yet Another Problem About Sequences, A Pizza Slice, (Challenge) Chef and Matching Game, Distinct Pairs, Lucky Number Game, Different Neighbours

February Challenge 2019 Division 1

Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

June Cook-Off 2019 Division 2

Multiple Choice Exam, Eat Twice

July Challenge 2019 Division 2

Chef and Mean , Minimum and Maximum, Parity Again

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

October Challenge 2019 Division 2

Missing Number, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS, Operations on a Matrix, Phone Prices

October Mega Cook-Off 2019 Division 2

Cakewalk, Medel, D-Or

D'Code Division 2 (Rated)

Full Barrier Alchemist, The Promised Land

Total Problems Solved: 97