JEMEE BUTANI

• Username: 4★whitehat_hack
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Ropar Rupnagar, Punjab, 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: 22

Current Ratings Graph Old Ratings Graph

1817 (-13)RatingProvisional
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July Lunchtime 2022 Division 2 (Rated)(2022-07-17 23:30:02)

Global Rank:   1073

Cheated in:   

Ratings System Update

(2022-07-17 23:30:02)

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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1817 (-58)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1073

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 (22)

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements, Lucky Number

October Challenge 2021 Division 3 (Rated)

MEX-OR, Three Boxes, Which Mixture, Longest AND Subarray

October Cook-Off 2021 Division 3

Chef and Pairing Slippers, Odd Sum, Average Flex, 01 Subsequence

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM, Round Robin Ranks

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Hill Sequence, Equal Coins

FizzBuzz Division 2 (Rated)

Magical Planks, Substring Minimum Function, Can_Reach

December Challenge 2021 Division 3 (Rated)

Utkarsh and Placement tests

December Cook-Off 2021 Division 3

Two Rooks, Friends Meetup, Musical Chairs, Median Minimization

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor

Code Drive Division 2 (Rated)

Again XOR problem, Maximum Factors Problem, Count Number of Peaks

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Points and Lines, Equal MEX

February Cook-Off 2022 Division 2

Perfect Permutation, Prefix Permutation, PerMEXuation

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, Non Coprime Neighbours, The product mystery

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Decomposition Reaction

July Cook-Off 2022 Division 2 (Rated)

Segmentation Fault, Permutation And Median, Xor Permutation

Starters 44 Division 2 (Rated)

Triple Xor, Dense Bracket Sequence

Starters 43 Division 2 (Rated)

The Optimal Pairs, Distinct Palindrome

June Lunchtime 2022 Division 2 (Rated)

Equal by XORing, Max Shift After XOR, The Lost Array, Zero Ones Equal One Zeros

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, KBG and GN-Theory, Retrieve the Array, Adjacent Sum Parity

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching, Largest Family

Total Problems Solved: 96