Carlos Roberto Martinez Ojeda

• Username: 3★chess1424
• Country:  Mexico
• Student/Professional:Student
• Institution:Universidad Popular Autónoma del Estado de Puebla, Mexico
• 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: 11

Current Ratings Graph Old Ratings Graph

1631 (+45)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2017(2017-02-19 15:00:00)

Global Rank:   1158

Cheated in:   

Ratings System Update

(2017-02-19 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?

1631 (-102)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2017(2022-12-20 00:00:00)

Global Rank:   1158

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 (11)

April Challenge 2015

Chef and Piano Scales, Broken Telephone

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

September Challenge 2015

Count Steps in Matrix, Lighthouses, Chain of Doughnuts

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

May Cook-Off 2015

Devu and friendship testing

September Mega Cook-Off 2015

Forgotten Language

February Challenge 2016

Chef-Detective

February Challenge 2017

Chef and His Apartment Dues, Most Frequent Element, Gerrymander

Total Problems Solved: 27