Ifrun kader Ruhin

• Username: 1★ifrunruhin
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Chandpur Government College Chittagong, 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: 12

Current Ratings Graph Old Ratings Graph

1231 (+8)RatingProvisional
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Starters 190 (Rated)(2025-06-11 22:00:06)

Global Rank:   5788

Cheated in:   

Ratings System Update

(2025-06-11 22:00:06)

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1204 (-233)RatingProvisional
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August Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   15869

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)

Practice Paths (2)

Level up from 1* to 2*

14%

Practice for ZCO and INOI

1%

Contests (12)

March Cook-Off 2020 Division 2

Find Your Gift

February Lunchtime 2020 Division 2

At the Gates

UWCOI 2020 (Rated for all)

Find maximum in an Array

June Challenge 2020 Division 2

Even Matrix, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Chef and Strings, Chef and Card Game, Ada King

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess

Starters 75 Division 4 (Rated)

Two Ranges, Saving Taxes, Profit Increment

Starters 190 (Rated)

Maximum Slams, Number Reduction

Total Problems Solved: 126