Bittu kumar

• Username: 4★b_2_k
• Country:  India
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 21

Current Ratings Graph Old Ratings Graph

1884 (+8)RatingProvisional
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Starters 94 Division 2 (Rated)(2023-06-14 22:00:02)

Global Rank:   633

Cheated in:   

Ratings System Update

(2023-06-14 22:00:02)

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1874 (-14)RatingProvisional
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Starters 65 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   124

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?

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Contests (21)

March Long Two 2022, Division 4 (Rated)

Increase IQ, The Three Topics, The Rating Dilemma, Chef and Races

CodeChef Starters 31 Division 4 (Rated)

XOR and AND, Alternating String, Sign Moves, Cup Finals, The Unchanging OR, Group Assignment, Economics Class

CodeChef Starters 32 Division 4 (Rated)

Maximize the Minimum, Course Registration, Flip Sorting, Finding Shoes, Volume Control, Binary String Cost

April Cook-Off 2022 Division 4

Sticks and Rectangles, Funny Hand, Email Reminders

CodeChef Starters 33 Division 3 (Rated)

Distinct Dilemma, Make Them Equal, Non Adjacent Flips, Broken Life, Minimum Cars required

CodeChef Starters 34 Division 3 (Rated)

Is the Score Consistent, Good Quality Bulbs, Positive Products, Good Permutation

April Lunchtime 2022 Division 3(Rated)

Palindrome Pain, Pair Pain, Mario and Bullet, Buckets Full of Candies

Starters 35 Division 3 (Rated)

Jump to Sibling, Dark Light, Admins and Shopping, Police and Thief

May Cook-Off 2022 Division 2 (Rated)

Doubled Distances

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow

Starters 39 Division 2 (Rated)

Compress the Video, Even Subarray XOR, Closest Vowels

Starters 40 Division 2 (Unrated)

Infinity Staircase

Starters 41 Division 2 (Rated)

Equal Integers, Is this priority or parity!, Path Parity

June Cook-Off 2022 Division 2 (Rated)

Simple XOR, Break the Stick

Starters 43 Division 2 (Rated)

Make them Equal, The Optimal Pairs, Distinct Palindrome

Starters 51 Division 2 (Rated)

Split N, Copy and Paste, Different Medians

Starters 52 Division 2 (Unrated)

Minimum Sum, WA Test Cases

Starters 54 Division 2 (Unrated)

Equal Distinct

Starters 55 Division 2 (Rated)

OR Tuples, Mean and Median, Non Zero Xor, Balls and Boxes

Starters 56 Division 2 (Rated)

K-Subarrays, Maximize Colours

Starters 58 Division 2 (Unrated)

Break the elements, Add to Subsequence

Starters 64 Division 2 (Rated)

Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize

Starters 65 Division 2 (Rated)

Candies, Potato to Gold, Binod, Nahaane Jaa

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Total Problems Solved: 90