Kumar Krishna Agarwal

• Username: 4★k_krishna
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, 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: 19

Current Ratings Graph Old Ratings Graph

1843 (-39)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2015(2015-10-12 15:00:00)

Global Rank:   3604

Cheated in:   

Ratings System Update

(2015-10-12 15:00:00)

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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1843 (+206)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2015(2022-12-20 00:00:00)

Global Rank:   3604

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 (19)

August Cook-Off 2013

Chef and The Right Triangles

September Challenge 2013

Cool Guys, Chef and Integers , CAO Stage-1, CAO Stage-2

October Cook-Off 2013

Polo the Penguin and the Numbers, Polo the Penguin and the Test

October Challenge 2013

Maxim and Dividers, Helping Lira

November Challenge 2013

Superpowers of 2, Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Funny Marbles, Rectangular Queries, Reign, Magic Pairs, Chef and Codes

December Cook-off 2013

Chef and Girlfriend

January Challenge 2014

Magic Trick, Bon Appetit, Please like me, Chef and Feedback

February Cook-Off 2014

Chef and Remissness, Chef and Kingship, Chef and Reunion

March Challenge 2014

Mike and Stamps, A Story with Strings, Little Chef and Numbers, Binary Tournament, Walk, Team Split

May Challenge 2014

Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone

June Challenge 2014

Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Dish Owner, Reach The Point, Count Substrings, Chef and Frogs, Garden Game

August Challenge 2014

Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift

October Challenge 2014

Remy paints the fence, Chef and Ground, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Let us construct palindrome

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

Total Problems Solved: 112