saifullah rahman

• Username: 3★scisaif
• Country:  India
• Student/Professional:Student
• Institution:Dr. Akhilesh Das Gupta Institute of Technology and Management Delhi, India
• 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: 14

Current Ratings Graph Old Ratings Graph

1737 (+33)RatingProvisional
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October Cook-Off 2021 Division 2(2021-10-25 00:00:02)

Global Rank:   321

Cheated in:   

Ratings System Update

(2021-10-25 00:00:02)

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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1737 (-83)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   321

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 (14)

January Challenge 2021 Division 3

Chef and Division 3, Point Of Impact, Encoded String, Fair Elections

January Lunchtime 2021 Division 3 (Unrated)

Ashishgup and Interviews, Pair Me, Even Differences, Even Sum

February Challenge 2021 Division 3

Highest Divisor, Maximise Function, Chef and Meetings, Team Name, Frog Sort

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number, Coprime Range

CodeChef Div 3 Rated Contest 2021 Division 3

Body Mass Index, Total Score

February CodeChef Starters 2021 Division 3 (Rated)

Maximum Value, College Life 2, Chef and Coupon

March Lunchtime 2021 Division 2

Dinner by Candlelight, Lunchtime

April Lunchtime 2021 Division 2

Chef in Heaven , Array Rotation, Bench Press

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

CodeChef Starters 10 Division 2 (Rated)

Magical Flips, Maximise the Subsequence Sum, Remove One Element

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 2 (Rated)

Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Cook-Off 2021 Division 2

Can You Reach The End, Odd Sum, 01 Subsequence

Total Problems Solved: 99