Md Mahfuz Rahman Nirob

• Username:1★codernirob307
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Daffodil International University Dhaka, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

1385 (+2)RatingProvisional
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Starters 162 (Rated)(2024-11-27 22:00:06)

Global Rank:   3384

Cheated in:   

Ratings System Update

(2024-11-27 22:00:06)

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None(None)

Global Rank:   0

Cheated in:   

Ratings System Update

(None)

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Learning Paths (0)

Practice Paths (2)

Practice for ZCO and INOI

3%

Level up from 1* to 2*

24%

Contests (26)

Starters 76 Division 4 (Rated)

Zero String, Expected Value, Make Array Odd

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Take Not Less, Alice Potter And Dumbledore Army, Bi_lindrome!, Permutation and Modulus, Minimum Beauty , Netflix

Starters 77 Division 4 (Rated)

Tom and Jerry Chase, Codechef Airlines, Concat Palindrome

Starters 78 Division 4 (Rated)

Solve More Problems!, Good Turn, Candy Store, Valid Expression, Bitwise Equation, Passing Marks

Starters 80 Division 4 (Rated)

Single-use Attack

Starters 84 Division 4 (Rated)

Max count of 1, Max Binary

Starters 119 Division 4 (Rated)

Advitiya, Judged, Cookie Day

Starters 121 Division 4 (Rated)

The Man Code, Leg Space

Starters 122 Division 4 (Rated)

Healthy Sleep, Problem Reviews, Arya In Grid, Man of the Match

Starters 124 Division 4 (Rated)

Binary Parity, Table Strength, Summer Time, Cricket Tournament

Starters 125 Division 4 (Rated)

Binary Minimal, Fake Certificate, Overspeeding, 50-50 Rule

Starters 130 Division 4 (Rated)

Alternating Binary String, Giant Wheel, Swapping Marks Digits

Starters 134 Division 4 (Rated)

Origin, Morning Run, Money Double, Rock Paper Scissors

Starters 135 Division 4 (Rated)

Invert And Equalize, RCB vs CSK , Football Ties

Starters 143 Division 4 (Rated)

International Justice Day

Starters 145 Division 4 (Rated)

Volume Comparison, Gun Master

Starters 148 Division 4 (Rated)

Let Me Eat Cake!, Clearance Sale

Starters 150 (Rated)

Equal Pairs (Easy), Ratio By 2, Find Multiset State, IOI 2024

Starters 152 (Rated)

Chess Olympiad, Winning World Finals, Range Minimize

Starters 153 (Rated)

AI is Coming, Make Arithmetic Progression

Starters 154 (Rated)

Coldplay Tickets, Calorie Limit, Add 1 or 2 Game, GCD and XOR

Starters 156 (Rated)

Partition Score, Sweets Shop, Long Queue, Even Numbers Hate

Starters 159 (Rated)

Elections, Card Game

Starters 160 (Rated)

Too Many Oranges

Starters 161 (Rated)

Selling Donuts

Starters 162 (Rated)

Calorie Intake, Assignment Score

Total Problems Solved: 124