Md. Abdullah Al Mamun

• Username: 3★mamun_cseian
• Country:  Bangladesh
• Student/Professional:Student
• Institution:University of Rajshahi Bangladesh
• 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: 9

Current Ratings Graph Old Ratings Graph

1638 (+54)RatingProvisional
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Starters 110 Divison 3 (Rated)(2023-11-29 22:00:04)

Global Rank:   379

Cheated in:   

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(2023-11-29 22:00:04)

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None(None)

Global Rank:   0

Cheated in:   

Ratings System Update

(None)

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Contests (9)

Starters 100 Division 4 (Rated)

Trade Surplus, Air Quality Index, Chocolate Distribution

Starters 101 Division 4 (Rated)

Minimize Xor Difference, Warrior Chef, Work Smarter, Not Harder, Lockpicking Chef, Off By One

Starters 102 Division 3 (Rated)

Bit Play, Selling Insurance, Chef and Stocks

Starters 103 Division 3 (Rated)

Sunday Brunch, Dice Number

Starters 104 Division 3 (Rated)

Santa and Chocolates, Pizza Cutting, GCD and LCM

Starters 105 Division 3 (Rated)

Dracula Eats

Starters 106 Division 3 (Rated)

Chef Fantasy 11, Playing with OR

Starters 107 Division 3 (Rated)

Rock Paper Scissor, Pending Assignments, OR Permutation

August Long 2023 Division 4 (Unrated)

Codechef Copy, All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!

September Short 2023 Division 4 (Unrated)

Lucky Seven, Slow Start, Mixing Extraordinaire

Starters 110 Divison 3 (Rated)

Water Park, Airlines, Marbles,  Am I Lucky!, Monsters

Total Problems Solved: 67