Jarif Rahman

• Username: 3★jarif_rahman
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Rajshahi University School Rajshahi, 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: 7

Current Ratings Graph Old Ratings Graph

1758 (+84)RatingProvisional
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October Lunchtime 2020 Division 2(2020-10-31 22:30:02)

Global Rank:   183

Cheated in:   

Ratings System Update

(2020-10-31 22:30:02)

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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1758 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

October Lunchtime 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   183

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 (7)

May Lunchtime 2020 Division 2

Convert the String, Lost Weekends, Weird Walk

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings

September Challenge 2020 Division 2

A Problem on Sticks, Coronavirus Spread 2, Ada Matrix

October Challenge 2020 Division 1

Positive AND

January Lunchtime 2021 Division 2 (Unrated)

Dreams of Divisibility, Binary Subsequence, Even Differences, Even Sum

October Lunchtime 2020 Division 2

AND Plus OR, Chef and Subtree MEXs, Chef Likes Good Sequences

September Lunchtime 2020 Division 2

GCD operations, Robot Detector, Watermelon

Total Problems Solved: 31