Kush Bansal

• Username: 4★mr_kb
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute Of Technology, Roorkee
• 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

1999 (+3)RatingProvisional
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June Lunchtime 2021 Division 1(2021-06-26 22:45:00)

Global Rank:   88

Cheated in:   

Ratings System Update

(2021-06-26 22:45:00)

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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1999 (-99)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2021 Division 1(2022-12-20 00:00:00)

Global Rank:   88

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)

May Lunchtime 2020 Division 2

Lost Weekends, Weird Walk

June Challenge 2020 Division 2

The Tom and Jerry Game!, Even Matrix, Chef and Price Control, Chef and String, Covid Sampling (Challenge), Chef and Icecream

July Challenge 2020 Division 2

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, Chef and Wedding Arrangements

September Challenge 2020 Division 1

Ada Matrix, Chef and Trump Cards, Chefina and Swap, Find XOR

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

August Lunchtime 2020 Division 1

Game on a Strip, Alien Invasion

June Cook-Off 2020 Division 2

Cache Hits, Max Mex

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 1

Positive AND, Replace for X

November Challenge 2020 Division 1

Restore Sequence, Magical Candy Store

January Cook-Off 2021 Division 1

Maximise Islands

December Lunchtime 2020 Division 1 (Unrated)

One Zero Swaps, Three Letters

October Cook-Off 2020 Division 1

Path-etic Sums

November Cook-Off 2020 Division 1

Flip the String, Chef and IPC Certificates

October Lunchtime 2020 Division 1

Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

UWCOI 2021 (Rated for all)

Organisation, Hidden Numbers, Array Swaps

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

February Lunchtime 2021 Division 1

Average Sorting

March Lunchtime 2021 Division 2

Lunchtime, Racing, Dinner by Candlelight

April Cook-Off 2021 Division 1

OR of ANDs

April Lunchtime 2021 Division 2

A Special Tree, Chef in Heaven , Bench Press, Array Rotation

May Cook-Off 2021 Division 2

The Last Problem, Double Burgers, Chef and Subarrays

May Lunchtime 2021 Division 2

Charges, K-Subarrays, Total Components, Tom And Jerry 1

June Lunchtime 2021 Division 1

From Rational to Binary, HTML Tags, Richie Rich, Tic Tac Toe

Infinity 2k21 Division 1 (Unrated)

Marbles

Total Problems Solved: 152