Vinay Kumar

• Username: 4★vinayawsm
• Country:  India
• Student/Professional:Student
• Institution:Sardar Vallabhbhai National Institute of Technology, Surat Gujarat, 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: 25

Current Ratings Graph Old Ratings Graph

1884 (+36)RatingProvisional
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August Cook-Off 2015(2015-08-24 00:50:00)

Global Rank:   267

Cheated in:   

Ratings System Update

(2015-08-24 00:50:00)

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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1884 (-75)RatingProvisional
Rating i Provisional Rating, click to know more

August Cook-Off 2015(2022-12-20 00:00:00)

Global Rank:   267

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)

July Challenge 2013

Chef and Walking on the rectangle

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Splitting Candies

October Challenge 2013

Helping Lira, Maxim and Dividers

November Challenge 2013

Superpowers of 2, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Magic Pairs, Funny Marbles, Chef and Codes, Art in Digital Age

February Cook-Off 2014

Chef and Remissness, Chef and Kingship

July Cook-Off 2014

Copy-Paste, Sum Queries

February Challenge 2014

Make It Zero, Longest Common Pattern, Little Elephant and Subarrays, Make It Zero 2

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

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

September Challenge 2014

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

October Challenge 2014

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

November Challenge 2014

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

December Challenge 2014

Alok-nath and His Sanskars, Kali and Devtas, Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem

January Challenge 2015

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

February Cook-Off 2015

Fit Squares in Triangle

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

Total Problems Solved: 176