David de Rivaz

• Username:3★ddr
• Student/Professional:Professional
• Organisation:AD
• 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: 3

Current Ratings Graph Old Ratings Graph

1791? (+189)RatingProvisional
Rating i Provisional Rating, click to know more

September Long Contest(2011-09-11 15:00:00)

Global Rank:   2

Cheated in:   

Ratings System Update

(2011-09-11 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?

1791? (-25)RatingProvisional
Rating i Provisional Rating, click to know more

September Long Contest(2022-12-20 00:00:00)

Global Rank:   2

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)

None

Practice Paths (0)

None

Contests (3)

June 2010 Contest

Robot Game

December 2010 Challenge

A String Game

September Long Contest

Haunted Maze, Younger Brother, BIT Magazine, Counting Hexagons, Short

Total Problems Solved: 10