har narayan singh

• Username: 1★ankitratnam
• Country:  India
• Student/Professional:Professional
• Organisation:SAP Labs India Pvt Ltd
• 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: 4

Current Ratings Graph Old Ratings Graph

1358? (-28)RatingProvisional
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September Cook-Off 2012(2012-09-24 00:45:00)

Global Rank:   1127

Cheated in:   

Ratings System Update

(2012-09-24 00:45:00)

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1358 (-19)RatingProvisional
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September Cook-Off 2012(2022-12-20 00:00:00)

Global Rank:   1127

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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Contests (4)

August Challenge 2012

Little Elephant and Bombs

July Cook-Off 2012

Ciel and Receipt

September Challenge 2012

Racing Horses

Total Problems Solved: 7