Shahriar Prottoy

• Username: 2★shahriar2154
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Notre Dame College, Dhaka
• 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: 9

Current Ratings Graph Old Ratings Graph

1427 (-31)RatingProvisional
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Starters 71 Division 3 (Rated)(2022-12-28 23:00:04)

Global Rank:   3591

Cheated in:   

Ratings System Update

(2022-12-28 23:00:04)

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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1458 (-121)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   2201

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 (9)

May Challenge 2020 Division 2

Coronavirus Spread

April Lunchtime 2020 Division 2

Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

May Lunchtime 2021 Division 3

Birthday Gifts, Hoop Jump, Tom And Jerry 1

May Challenge 2021 Division 3 (Rated)

Golf, Solubility

June Cook-Off 2021 Division 3

ICPC Balloons, The Wave, Chefland Visa

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

Starters 71 Division 3 (Rated)

Pet Store, Snapchat, Perfect Trio

Total Problems Solved: 37