Mohammed Majharul Islam

• Username: 4★islam_rafat
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Metropolitan University, Sylhet Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 16

Current Ratings Graph Old Ratings Graph

1803 (-7)RatingProvisional
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May Challenge 2019 Division 1(2019-05-13 15:00:00)

Global Rank:   254

Cheated in:   

Ratings System Update

(2019-05-13 15:00:00)

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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1803 (-70)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   254

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 (16)

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number

April Challenge 2017

Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017

Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers

June Challenge 2017

Xenny and Coin Rankings, Triplets, Chef and the Feast, A Good Set

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

October Challenge 2017

Max Mex, Counter Test For CHEFSUM, A Balanced Contest

December Challenge 2017

Chef and Hamming Distance of arrays, Chef And his Cake, Total Diamonds, Penalty Shoot-out

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle

January Lunchtime 2018

Chef and Game with Sequence, Chef and Escaping from the Labyrinth

February Challenge 2018

Permutation and Palindrome, Car-pal Tunnel, Akanksha and End of Semester, Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 2

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

February Cook-Off 2019 Division 1

Max Range Queries, Chef and Party

February Lunchtime 2019 Division 1

The Tricky Deal

March Lunchtime 2019 Division 1

Corrupted Seven-Segment Display

May Challenge 2019 Division 1

Where to Build the Roads

Total Problems Solved: 50