vishal kumar

• Username: 2★vishal29
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Guwahati Assam
• 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: 17

Current Ratings Graph Old Ratings Graph

1465 (+1)RatingProvisional
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October Challenge 2015(2015-10-12 15:00:00)

Global Rank:   4630

Cheated in:   

Ratings System Update

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

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1465 (-81)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   4630

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 (17)

January Cook-off 2014

Chef and the Cake I

February Cook-Off 2014

Chef and Remissness, Chef and Kingship

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

February Challenge 2014

Make It Zero, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2

March Challenge 2014

Team Split, Little Chef and Numbers, Walk, Binary Tournament, Sereja and Sorting 2

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping

August Challenge 2014

The Leaking Robot, Chef and Gift

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, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

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

September Lunchtime 2014

Chef and easy problem

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

October Challenge 2015

Count Subarrays

Total Problems Solved: 102