Sajjad Hossain

• Username: 3★sajjad_h
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Jahangirnagar University Dhaka, 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: 26

Current Ratings Graph Old Ratings Graph

1726 (-17)RatingProvisional
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Starters 62 Division 2 (Rated)(2022-10-26 23:00:02)

Global Rank:   970

Cheated in:   

Ratings System Update

(2022-10-26 23:00:02)

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1726 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 62 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   970

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 (26)

October Mega Cook-Off 2018 Division 2

Ada and the Staircase

September Challenge 2018 Division 2

Magician versus Chef, Chef and Adventures

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Minimize Digitsum, Chef and Serves, Byte to Bit

November Lunchtime 2018 Division 2

Event

Encoder (Rated for Division 2)

Knight Chess

January Challenge 2019 Division 2

Fancy Quotes

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

May Challenge 2019 Division 2

Reduce to One

July Challenge 2019 Division 2

Chef and Mean

November Challenge 2019 Division 2

Weapon Value, Hard Sequence

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

CodeChef Starters 19 Division 3 (Rated)

Chef and Contest, Sleepy Chef, Indivisible Permutation

CodeChef Starters 20 Division 3 (Rated)

Stable Sequence, Chef and Pal, Brutal-Xors, Genes, Weird Values

December Challenge 2021 Division 3 (Rated)

Squares Counting, Utkarsh and Placement tests, List of Lists, Pyramid Traversal, Valleys and Hills, Rock Paper Scissors, Increasing String , Check Mate

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union, Mean equals Median

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Chef and Riffles

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Crying Colours

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array, Harshikaa and the Rain

January Cook-Off 2022 Division 2

Subsegment Divisibility , Mean Maximization, Palindromes Not Allowed

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

June Cook-Off 2022 Division 2 (Rated)

Break the Stick, Simple XOR

Starters 50 Division 2 (Rated)

Permutation GCD, Average Permutation

Starters 51 Division 2 (Rated)

Adjacent Xors, Split N, Copy and Paste, Different Medians

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Total Problems Solved: 95