Mohtasim Bellah

• Username: 4★mohtasimcse22
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Jahangirnagar University Dhaka, 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: 42

Current Ratings Graph Old Ratings Graph

1812 (-29)RatingProvisional
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May Challenge 2018 Division 1(2018-05-14 15:00:00)

Global Rank:   535

Cheated in:   

Ratings System Update

(2018-05-14 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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1812 (+55)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2018 Division 1(2022-12-20 00:00:00)

Global Rank:   535

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 (42)

October Challenge 2013

Maxim and Dividers, Helping Lira

December Challenge 2013

Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

March Cook-Off 2014

Dividing Stamps

April Cook-Off 2014

Snape and Ladder

July Cook-Off 2014

Copy-Paste, Sum Queries

August Cook-Off 2014

Permutation Shuffle

November Cook-Off 2014

Brackets

March Challenge 2014

Team Split, Little Chef and Numbers, Walk

June Challenge 2014

Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Count Substrings, Reach The Point

October Challenge 2014

Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Chef and Ground

November Challenge 2014

Distinct Characters Subsequence, Let us construct palindrome

January Challenge 2015

Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

February Challenge 2015

Chef and Strings, Chef and Equality, Let us play with rank list, Chef and Strange Formula, Chef and Chain

May Challenge 2015

Chef and new recipe

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Way Out, Aditi and Magic Trick, Gravity Guy, Cooking Machine

December Challenge 2015

Chef and the stones

May Cook-Off 2015

Devu and friendship testing

August Cook-Off 2015

Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language, Stacks

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

November Cook-Off 2015

Sereja and Line, Sereja and Array and Subtracting

December Cook-Off 2015

Chef and Subarrays

October Lunchtime 2015

emitL

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

February Cook-Off 2016

Puppy and Sum

April Cook-Off 2016

Odd Divisors, Movie Weekend

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

September Cook-Off 2016

Lazy Jem, The Lost Arithmetic Sequences

October Cook-Off 2016

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network

June Lunchtime 2016

One more weird game, Square in numbers, Collisions

July Lunchtime 2016

Drumpf for President!

June Cook-Off 2017

Ada and crayons, SnackUp

August Cook-Off 2017

Real obtuse, From heaven to earth

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

May Challenge 2018 Division 1

Dibs on Fibs

Total Problems Solved: 98