Oswaldo Ceballos Zavala

• Username: 2★oswaldoc
• Student/Professional:Student
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 4

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1422? (+82)RatingProvisional
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March 2012 Challenge(2012-03-11 15:00:00)

Global Rank:   614

Cheated in:   

Ratings System Update

(2012-03-11 15:00:00)

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1422 (-92)RatingProvisional
Rating i Provisional Rating, click to know more

March 2012 Challenge(2022-12-20 00:00:00)

Global Rank:   614

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 (4)

July Cook-off 2011

Garden Squares

August Cook-off 2011

Open the Dragon Scroll

February 2012 Challenge

Count of Maximum

March 2012 Challenge

Home Delivery, Spoon in Matrix

Total Problems Solved: 15