NAVEEN KUMAR

• Username: 3★codechef156415
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology Agartala Tripura, 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: 23

Current Ratings Graph Old Ratings Graph

1797 (+53)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2017-12-11 15:00:00)

Global Rank:   257

Cheated in:   

Ratings System Update

(2017-12-11 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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1797 (-208)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2022-12-20 00:00:00)

Global Rank:   257

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 (23)

September Challenge 2016

Faded Palindromes, Chef and digits of a number

October Challenge 2016

Fenwick Iterations, Chef and Three Dogs, Chef and Keyboard

November Challenge 2016

Chef and squares, Task for Alexey

December Challenge 2016

Train Partner

January Challenge 2017

Cats and Dogs, Reservior

February Challenge 2017

Chef and His Apartment Dues, Most Frequent Element

March Challenge 2017

Bandwidth of a matrix, Bear and Extra Number, Xenny and Alternating Tasks

February Cook-Off 2017

Download file

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

May Challenge 2017

Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers

June Challenge 2017

Pairwise union of sets, Triplets, Xenny and Coin Rankings, A Good Set, Chef and Prime Queries, Chef and the Feast

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

October Challenge 2017

(Challenge) Connecting computers, A Balanced Contest, Counter Test For CHEFSUM, Max Mex, Chef and Cycled Cycles, Chef and a great voluntary Program, Chef and Magic Arrays, Shooting on the array

December Challenge 2017

Penalty Shoot-out, Chef and Hamming Distance of arrays, Chef And Easy Xor Queries, Chef And his Cake, Total Diamonds, Chef and Universe

March Cook-Off 2017

Safe Robot

June Cook-Off 2017

Ada and crayons, SnackUp

August Cook-Off 2017

Real obtuse, From heaven to earth

March Lunchtime 2017

Bear and Ladder

September Lunchtime 2017

Chef and Cook-Off Contests

Total Problems Solved: 106