kumar

• Username: 1★kumarchoudhary
• Student/Professional:Student
• Institution:Indian Institute of Technology Madras
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

1237 (+19)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2015(2015-02-16 15:00:00)

Global Rank:   5715

Cheated in:   

Ratings System Update

(2015-02-16 15:00:00)

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?

1237 (-202)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   5715

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)

October Challenge 2013

Maxim and Dividers, Helping Lira

October Lunchtime 2013

Girl Friend and String Gift

April Cook-Off 2014

Snape and Ladder

July Cook-Off 2014

Copy-Paste, Sum Queries

April Challenge 2014

Farmer Feb, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping, Stone

June Challenge 2014

Forgot Password, Guessing Game, Chef and Subarray

July Challenge 2014

Count Substrings

August Challenge 2014

Chef and Gift

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, The Spelling Problem

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

Chef and Stones, Sereja and Votes, Gcd Queries

January Lunchtime 2015

Piece of cake

February Challenge 2015

Let us play with rank list

Total Problems Solved: 97