Arnab Jha

• Username: 4★arnav_07
• Country:  India
• Student/Professional:Student
• Institution:RCC Institute of Information Technology, Kolkata
• 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: 24

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February Cook-Off 2023 Division 2 (Rated)(2023-02-08 22:30:02)

Global Rank:   108

Cheated in:   

Ratings System Update

(2023-02-08 22:30:02)

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1910 (-23)RatingProvisional
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Starters 60 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   66

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

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Learning Paths (0)

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Contests (24)

November Challenge 2020 Division 2

Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall, Restore Sequence

January Challenge 2021 Division 2

Fair Elections

December Challenge 2020 Division 2

Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Minimum Attendance Requirement, Catch the Thief, Self-Destructing Strings

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences, One Zero Swaps

UWCOI 2021 (Rated for all)

Array Swaps, Hidden Numbers

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse, Cybalphabit

May Cook-Off 2021 Division 2

The Last Problem

May CodeChef Starters 2021 Division 2 (Unrated)

Cheating Time, Correct Sentence, Plagiarism, Lazy Chef

May Challenge 2021 Division 2 (Rated)

Xor Equality, Tic Tac Toe

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Yet another SOD problem

FizzBuzz Division 2 (Rated)

Magical Planks, Can_Reach, Substring Minimum Function

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

CodeChef Starters 22 Division 2 (Rated)

Equal LIS, Merging Binary Strings, An Interesting Sequence, Even Subset Xor

Exun 2021-22 Division 2 (Rated)

Vedant and his Hidden Array, Aujasvit and the Circle Game, Sarthak and his Magic Grid

CodeChef Starters 32 Division 2 (Rated)

Finding Shoes

Starters 36 Division 2 (Rated)

Buying Sweets, Reduce to 1, Presents for Cheffina

April Long Two 2022 Division 2 (Unrated)

Akash and Equal Mean, Pseudo Sorted Array

Starters 37 Division 2 (Rated)

Beat the Average, Maximum OR Minimum, Infernos, Dazzling Even-Odd Challenge

May Long One 2022 Division 2 (Unrated)

Mystical Numbers, The Magical Stone, The Attack of Queen

Starters 38 Division 2 (Rated)

Good Pairs, Average Gift, Circular Track

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Maximum Pairwise Modular Sum

July Lunchtime 2022 Division 2 (Rated)

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

Starters 49 Division 2 (Rated)

Split The String, High Frequency, Monks, Valid Minimum

Starters 59 Division 2 (Rated)

Maximum Subarray , Confusing Concatenations, Suspense String

Starters 60 Division 2 (Rated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Palindrome Flipping

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Alice Potter And Dumbledore Army, Permutation and Modulus, Minimum Beauty

Total Problems Solved: 383