Ryan Nathan

• Username: 2★rreborn_27
• Country:  Indonesia
• Student/Professional:Student
• Institution:Institut Teknologi Sepuluh Nopember
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 6

Current Ratings Graph Old Ratings Graph

1450 (+51)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2015-09-14 15:00:00)

Global Rank:   2021

Cheated in:   

Ratings System Update

(2015-09-14 15:00:00)

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?

1450 (-140)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2022-12-20 00:00:00)

Global Rank:   2021

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 (6)

December Challenge 2013

Magic Pairs

February Challenge 2014

Longest Common Pattern

March Challenge 2014

Walk

April Challenge 2014

Farmer Feb

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix

Total Problems Solved: 8