r20rock

• Username: 3★r20rock
• Country:  United States
• Student/Professional:Student
• Institution:Stanford University Stanford, California, USA
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

1622 (-33)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2013(2013-10-21 00:00:00)

Global Rank:   1011

Cheated in:   

Ratings System Update

(2013-10-21 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?

1622 (+91)RatingProvisional
Rating i Provisional Rating, click to know more

October Cook-Off 2013(2022-12-20 00:00:00)

Global Rank:   1011

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 (14)

May Cook-Off 2012

Little Elephant and Strings

June Challenge 2012

Little Elephant and Candies

January Challenge 2013

The Minimum Number Of Moves, Chef of the Year

January Cook-Off 2013

Minimum Distance, Many Chefs

February 2013 Challenge

Buy1-Get1, Climbing Stairs

February Cook-Off 2013

Lack of Logic, Row and Column Operations

March Challenge 2013

Tourist Translations, Approximately

March Cook-off 2013

The Ball And Cups

April Cook-Off 2013

Andrew and the Meatballs, Andrew and the Meatballs again

June Challenge 2013

Predictopus, To challenge or not, Lapindromes

July Cook-off 2013

Chopsticks, A Plus B Again!

August Cook-Off 2013

Chef and The Right Triangles

Total Problems Solved: 33