NghiNguyen

• Username: 3★donnghi
• Student/Professional:Student
• 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: 7

Current Ratings Graph Old Ratings Graph

1773 (-50)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2015(2015-03-16 15:00:00)

Global Rank:   2489

Cheated in:   

Ratings System Update

(2015-03-16 15:00:00)

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1773 (+28)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   2489

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 (7)

January 2012 Challenge

Houses and Restaurants

February 2012 Challenge

Count of Maximum

October Cook-Off 2014

The Army, Walk on the Axis

December Cook-Off 2014

Matrix Again, Good Joke!

November Challenge 2014

Chef and Segment Game, Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Alok-nath and His Sanskars, XOR with Subset

March Challenge 2015

Chef and Notebooks

Total Problems Solved: 20