tarun kumar

• Username: 3★taruncs2k12
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Jamshedpur Jharkhand, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 34

Current Ratings Graph Old Ratings Graph

1660 (-29)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2015(2015-07-26 14:15:00)

Global Rank:   1077

Cheated in:   

Ratings System Update

(2015-07-26 14:15:00)

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?

1660 (+65)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2015(2022-12-20 00:00:00)

Global Rank:   1077

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 (34)

December Challenge 2013

Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

July Cook-Off 2014

Copy-Paste

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

November Cook-Off 2014

Brackets

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays

April Challenge 2014

Farmer Feb

May Challenge 2014

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

June Challenge 2014

Forgot Password, Guessing Game, Chef and Subarray

July Challenge 2014

Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

Factorisation, Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation, Flooring

October Challenge 2014

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

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem

May Lunchtime 2014

Approximately II

June Lunchtime 2014

The Smallest Pair

September Lunchtime 2014

Chef and easy problem

October Lunchtime 2014

Tanu and Head-bob

November Lunchtime 2014

A wolf, a sheep and cabbage

January Challenge 2015

One Dimensional Kingdoms, Gcd Queries, Sereja and Votes, Chef and A Large Permutation, Sereja and Number Division 2, Chef and Stones

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

April Challenge 2015

Chef and Interview, Chef and Piano Scales, Broken Telephone, Count Sequences

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

June Cook-Off 2015

Strange operations

June Lunchtime 2015

Chef and Two Strings

July Lunchtime 2015

Greedy puppy

Total Problems Solved: 142