Irawan Tanudirdjo

• Username: 2★irwtan9
• Country:  Indonesia
• Student/Professional:Professional
• Organisation:SMAN 9 Binsus Manado
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 1

Current Ratings Graph Old Ratings Graph

1477? (-23)RatingProvisional
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December Lunchtime 2016(2016-12-31 22:30:00)

Global Rank:   222

Cheated in:   

Ratings System Update

(2016-12-31 22:30:00)

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1477? (-143)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2016(2022-12-20 00:00:00)

Global Rank:   222

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 (1)

Learn C++

7%

Practice Paths (0)

None

Contests (1)

December Lunchtime 2016

Superheroes and villains

Total Problems Solved: 66