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• Username: 5★mamalesh
• 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)

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No. of Contests Participated: 23

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2120 (+44)RatingProvisional
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Starters 181 (Rated for all)(2025-04-09 22:30:00)

Global Rank:   80

Cheated in:   

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(2025-04-09 22:30:00)

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1617 (-86)RatingProvisional
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April Long One 2022, Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   22

Cheated in:   

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(2022-12-20 00:00:00)

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Contests (23)

February Long 2022 - I, Division 3 (Rated)

Bitwise Blend, Binary Base Basics, Chef and the Hair Salon, N Queens Puzzle Solved !

CodeChef Starters 25 Division 3 (Rated)

Points and Lines, Chef and His Fruit Stand, Fit in Data Type

February Long 2022 - II, Division 3 (Rated)

Avoid Fixed Points, World Chess Championship, Chef and NextGen, Xor Palindrome

March Long Two 2022, Division 3 (Rated)

Chef and Races, The Rating Dilemma, Same Parity Swaps in Binary Strings

April Long One 2022, Division 3 (Rated)

Prime Sum, Pairwise Xors, The Cooler Dilemma 2, Dazzling AXNODR Challenge , Dazzling GCD Pair

October Long 2022 Division 2 (Unrated)

Binary Substituition, Single Operation Part 1, Single Operation Part 2

Starters 82 Division 2 (Rated)

MIN To MAX, Make A-B Same, Find eX, Difference Matrix

Starters 83 Division 4 (Rated)

Chef Eren, Construct String, Budget of Technex, Order by XOR, Couple Game

Starters 111 Divison 3 (Rated)

ODI Cricket, Exams, Reach Codetown, Beautiful Strings, Prefixing, LCM Mania

Starters 115 Division 3 (Rated)

Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution

Starters 116 Division 2 (Rated)

Access Control, ORST , Chef Product

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum, Unalike Gcd & Lcm

Starters 120 Division 2 (Rated)

Find Permutation , Count Subarrays, Count Arrays, Sub or Swp

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum II, Yet Another Alice Bob Game, Minimum And Maximum I

Starters 144 Division 2 (Rated)

Budget Allotment, Largest K

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal, Square String

Starters 146 Division 1 (Rated till 5 stars)

Back Front, Bouncing Ball, Permutation Construction

Starters 147 Division 1 (Rated till 5 stars)

Truth Teller And Liars 101, Gold Coins 101, Non-Primes 101, K Subsequence 101, Independence Day 101

Starters 148 Division 1 (Rated till 6 stars)

The Undisappearance

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Chef Loves Beautiful Strings (Easy Version)

Starters 153 (Rated till 5 stars)

Another Game, Colorful Tree (Easy Version)

Starters 169 (Rated till 5 stars)

Hamming equivalent, Constant Subsequence

Starters 175 (Rated till 5 stars)

Alternate It!, Multiplexer

Starters 176 (Rated till 4 star)

Same And, Friendly Binary Strings, Costly Summit, Mex-P Tree (Easy)

Starters 181 (Rated for all)

The Best Matrix, Tree Colouring (Hard), Flip Prefix

Total Problems Solved: 103