Sumit Kumar

• Username: 4★sumit_kr_
• Country:  India
• Student/Professional:Student
• Institution:Maharaja Agrasen Institute of Technology, New Delhi
• 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: 21

Current Ratings Graph Old Ratings Graph

1846 (+14)RatingProvisional
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April Challenge 2020 Division 1(2020-04-13 17:30:00)

Global Rank:   591

Cheated in:   

Ratings System Update

(2020-04-13 17:30:00)

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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1846 (-94)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   591

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 (21)

September Mega Cook-Off 2018 Division 2

Make a Permutation, ATM Machine

October Mega Cook-Off 2018 Division 2

Ada and the Staircase, Pumping Water

November Cook-Off 2018 Division 2

Truth and Dare, Beautiful Garland

December Challenge 2018 Division 2

Chef and Meatballs, Chef and An Ideal Problem, Chef and Interactive Contests, Chef and Interactive XOR, Max and Electrical Panel

November Challenge 2018 Division 2

Chef and Ridges, Appy Loves One, Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

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

September Lunchtime 2018 Division 2

Judging Delay, Chef Restaurant

November Lunchtime 2018 Division 2

Event

October Lunchtime 2018 Division 2

Three Friends, Weird Question

December Lunchtime 2018 Division 2

Print Pattern, Choosing from Buckets, Age Calculator

January Challenge 2019 Division 2

A Pizza Slice, Fancy Quotes, Chef and Modulo Game, Lucky Number Game, Distinct Pairs, Yet Another Problem About Sequences, Different Neighbours

January Cook-Off 2019 Division 1

Ada School

January Lunchtime 2019 Division 1

Rooks

February Challenge 2019 Division 2

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence

April Challenge 2019 Division 1

Maximum Remaining

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

December Challenge 2019 Division 1

Binary XOR, Addition

February Challenge 2020 Division 1

The Theatre Problem, Long Contest and Cook Off Overlaps, (Challenge) Raisins, Hard Cash, School of Geometry, No Change Required, Chef and Railway Stations

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

Total Problems Solved: 103