NULLspeed

• Username:2★disclosure
• Country:  Japan
• Student/Professional:Professional
• Organisation:Japan
• 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: 6

Current Ratings Graph Old Ratings Graph

1444 (+7)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2015(2015-05-18 15:00:00)

Global Rank:   2946

Cheated in:   

Ratings System Update

(2015-05-18 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?

1444 (-60)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2015(2022-12-20 00:00:00)

Global Rank:   2946

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 (6)

April Challenge 2012

Double Strings

July Challenge 2012

Gift Rift

August Challenge 2012

Delivery Boy

November Challenge 2012

Coin Flip

September Challenge 2013

CAO Stage-1

May Challenge 2015

Chef and new recipe

Total Problems Solved: 13