ivan

• Username: 3★ivancastel
• Country:  Colombia
• Student/Professional:Student
• Institution:Universidad Nacional De Colombia
• 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

1766? (-39)RatingProvisional
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November Cook-Off 2019 Division 1(2019-11-18 00:00:00)

Global Rank:   140

Cheated in:   

Ratings System Update

(2019-11-18 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1766 (-19)RatingProvisional
Rating i Provisional Rating, click to know more

November Cook-Off 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   140

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)

February Challenge 2016

Devu and a light discussion, Rectangles of Love, Chef-Detective

March Challenge 2017

Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

February Lunchtime 2017

Bear and House Queries, Bear and Milky Cookies

Total Problems Solved: 16