Md. Muhiminul Islam

• Username: 4★muhimin_osim
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Khulna University of Engineering & Technology Khulna, Bangladesh
• 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: 33

Current Ratings Graph Old Ratings Graph

1982 (-17)RatingProvisional
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December Lunchtime 2021 Division 2(2021-12-25 23:00:02)

Global Rank:   833

Cheated in:   

Ratings System Update

(2021-12-25 23:00:02)

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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1982 (+62)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   833

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 (33)

October Challenge 2017

A Balanced Contest

February Challenge 2018

Chef And His Characters

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas, Chef and Easy Problem

July Cook-Off 2018 Division 2

Encoding Message, OR Matrix

May Lunchtime 2018 Division 2

Trace of Matrix

April Challenge 2018 Division 2

Workers, Average of Pairs, Count Good Prefixes, Highway Crossing, Weight of Numbers, Cutting Plants

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again, Dibs on Fibs

June Challenge 2018 Division 2

Sheokand and String, Binary Shuffle, Naive Chef

January Lunchtime 2019 Division 2

Rooks, The Nights Watch

February Challenge 2019 Division 2

Manhattan Rectangle, Deputy Chef, Art of Balance, Appy and Contest, Chef and Magical Jars, Guess It Right, Chef and Secret Ingredients

March Lunchtime 2019 Division 2

Corrupted Seven-Segment Display, Testing Robot, Pogo Stick Competition, Travelling Saleschef

May Cook-Off 2019 Division 1

Misha and Nice Sets

May Lunchtime 2019 Division 1 (Unrated)

Abdullah and Toll Discounts, Reverse Maximisation, Grid Tour

June Cook-Off 2019 Division 1

Ants and Anteaters, Drink Slush

August Challenge 2019 Division 1

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression

August Cook-Off 2019 Division 1

Rich Substrings, Two Circles

November Challenge 2019 Division 1

From Zero to Infinity, Smallest Beautiful Number, Physical Exercise

February Challenge 2020 Division 1

No Change Required, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift, Box of Chocolates, Maximize Letter Beauty

April Cook-Off 2020 Division 1

Simple Operations

May Cook-Off 2020 Division 1

Roads in Chefland, Chef, Chefina and Their Friendship

March Lunchtime 2020 Division 1 (Unrated)

Maximize LCM, Strip in a Tree!

June Challenge 2020 Division 1

The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake

July Cook-Off 2020 Division 1

What Is This, a Crossover Episode, Even-tual Reduction, OR-thodox Distinction, Path-etic Products

July Lunchtime 2020 Division 1

Golomb Sequence

August Cook-Off 2020 Division 1

Red-blue Trees, Polygon Relationship

June Lunchtime 2020 Division 1

Maximum AND

January Lunchtime 2021 Division 1 (Unrated)

Good Grid, Shifting Spoons, Dreams of Divisibility, Even Sum

October Cook-Off 2020 Division 1

Path-etic Sums, Yet Another Crossover Episode

November Cook-Off 2020 Division 1

Flip the String, Chef and IPC Certificates

November Lunchtime 2020 Division 1

Gasoline

September Lunchtime 2020 Division 1

Robot Detector, Root the Tree

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Product Pain

December Lunchtime 2021 Division 2

Maximum Trio, Optimal Sorting, Romantic Reversals

Total Problems Solved: 155