Vaibhav

• Username: 4★vxd447
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Kurukshetra Thanesar, Haryana, 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: 26

Current Ratings Graph Old Ratings Graph

1874 (-11)RatingProvisional
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June Cook-Off 2021 Division 2(2021-06-21 00:15:02)

Global Rank:   1383

Cheated in:   

Ratings System Update

(2021-06-21 00:15:02)

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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1874 (+52)RatingProvisional
Rating i Provisional Rating, click to know more

June Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   1383

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)

January Cook-Off 2020 Division 2

Chef Chick

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift, Box of Chocolates

April Cook-Off 2020 Division 2

Matrix Decomposition, Lift Requests

March Lunchtime 2020 Division 2 (Unrated)

Good Prefix

April Lunchtime 2020 Division 2

Another Birthday Present!, Positive Mex, Chef in Fantasy League

July Challenge 2020 Division 1

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Cook-Off 2020 Division 1

Polygon Relationship, Chef and Work, K-Foldable String

August Lunchtime 2020 Division 2

Game on a Strip, Mode of Frequencies, Alien Invasion , Ratings and Rankings

June Cook-Off 2020 Division 1

Cache Hits, Max Mex

June Lunchtime 2020 Division 1

Maximum AND, Chef and Demonetisation, Increasing Decreasing, Gold Mining

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Rotation, Chef and Numbers

October Cook-Off 2020 Division 1

Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums

November Cook-Off 2020 Division 1

Flip the String, Chef and IPC Certificates

October Lunchtime 2020 Division 1

AND Plus OR, Chef and Subtree MEXs, Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

September Lunchtime 2020 Division 1

GCD operations, Root the Tree, Robot Detector, Watermelon

Code Ensemble (Rated for Division 2)

Cherry and Bits, Priya and AND, Traversing Trees, Help Martha

UWCOI 2021 (Rated for all)

Organisation, Array Swaps, Hidden Numbers

February Challenge 2021 Division 2

Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor

March Challenge 2021 Division 2

Interesting XOR!, Space Arrays

April Challenge 2021 Division 2

Binary String MEX, Worthy Matrix, Chef and Dice

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Infinite polygons, Lucky Boundaries

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1, Total Components

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, Xor Equality, Tic Tac Toe, Modular Equation

June Challenge 2021 Division 2 (Unrated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Dual Distance, Summer Heat, Minimum Subtree Cover

June Cook-Off 2021 Division 2

Binary String on Steroids, The Wave

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, K Path Query

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists

Total Problems Solved: 144