Vaibhav Shankar

• Username: 4★kyun
• Country:  United States
• Student/Professional:Student
• Institution:Indiana University Bloomington
• 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: 26

Current Ratings Graph Old Ratings Graph

1814 (+2)RatingProvisional
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September Challenge 2015(2015-09-14 15:00:00)

Global Rank:   1417

Cheated in:   

Ratings System Update

(2015-09-14 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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1814 (+121)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1417

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 (26)

March 2009 (Contest I)

Paying up, Johnny and the Beanstalk

April 2009 (Contest II)

Battleship V

May 2009 (Contest III)

The powerful sum, Healthy dinner party

June 2009 (Contest IV)

Product of divisors, The Lucky Draw, The battlefield, Count the squares

July 2009 (Contest V)

Sums in a cuboid, Lights Off, Revisited!, The White Knight, Quadratic Equations

August 2009 (Contest VI)

Magic sequence, Bytelandian Robots, Curry Stained Napkin, Golf course

September 2009 (Contest VIII)

A Coin Game

October 2009 (Contest IX)

A puzzle game

November 2009 (Contest X)

The LCS Problem Revisited, The Best Box

December 2009 (Contest XI)

Palindromic Numbers

March 2010 Contest

Tri-Hexagonal Puzzle

May 2010 Contest

Rendezvous, Summing Slopes, Nice Quadrangles

June 2010 Contest

Robot Game

August 2010 Challenge

Exit code

October 2010 Challenge

Logging Game

November 2010 Challenge

Bombing, Chefs Bad Day

December 2010 Challenge

A String Game, Byteknights and Byteknaves, The Hungry Bear

January 2011 Challenge

Flu Shot Lineup

April Long Contest

Number Game Revisited

September Long Contest

Younger Brother

January Challenge 2013

Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Bank robbery

Total Problems Solved: 49