Md. Hasibur Rahman

• Username: 2★bits_lock7o7
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Patuakhali Science And technology University
• 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: 9

Current Ratings Graph Old Ratings Graph

1403 (+70)RatingProvisional
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Starters 207 (Rated)(2025-10-08 22:00:06)

Global Rank:   180

Cheated in:   

Ratings System Update

(2025-10-08 22:00:06)

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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1265 (-1)RatingProvisional
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Starters 68 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   3391

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 (9)

Starters 36 Division 4 (Rated)

Presents for Cheffina, Who is taller!, Chef and Bird farm, Chef and Chapters

Starters 59 Division 4 (Rated)

Chef and Happy String , Suspense String, Audible Range, Speciality

Starters 62 Division 4 (Rated)

Sorted Substrings, X Jumps, Max minus Min, Test Score

Starters 68 Division 4 (Rated)

Expense List, Bull or Bear, Make AP, Make Money

Starters 79 Division 4 (Rated)

Ageing, Distinct Opposite Sums, Better Deal

Starters 85 Division 4 (Rated)

Inside The Stadium, IPL Ticket Rush, Can Chef

Starters 87 Division 4 (Rated)

Four Tickets, Buy Ten Packets, Return the Change, Existence

Starters 201 (Rated)

Permutation Cost Sum, Mark Points, Mixing Liquids, Selling Coins, Huge Grid (Easy Version)

Starters 207 (Rated)

Adjacent Sums, Subset MEX Counting, Make Subarray, Tourist, Gambling

Total Problems Solved: 52