Di Wang

• Username: 6★zcwwzdjn
• Country:  United States
• Student/Professional:Student
• Institution:Carnegie Mellon University
• 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: 9

Current Ratings Graph Old Ratings Graph

2322 (+89)RatingProvisional
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November Challenge 2019 Division 1(2019-11-11 15:00:00)

Global Rank:   10

Cheated in:   

Ratings System Update

(2019-11-11 15:00:00)

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

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2322 (-87)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   10

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 (9)

November Long Contest 2011

New Restaurant, Chefs new Pet, Stepping Average, The Postal Service

March 2012 Challenge

Spoon in Matrix

April Challenge 2012

Parallel Computing, Double Strings

September Challenge 2012

Lights, Kisses & Hugs, Chef World, Racing Horses, Queries About Numbers, ChefTown Parade, Three is Crowd

January Challenge 2013

Little Elephant and Alcohol, Three Different Numbers, Chef of the Year, End Of The World, The Minimum Number Of Moves, Hotel Balifornia, Dividing Products, A New Door

February 2013 Challenge

Word Play, Observing the Tree, Vacation, Triangular Queries, Magic Board, Buy1-Get1, Little Elephant and Cards, Climbing Stairs

January Challenge 2018

Partition the numbers, String Merging, Rectangle, Maximum Score, K-Concatenation, Killjee and k-th letter , Simplify the Square Root, A humongous Query, Killing Monsters

April Challenge 2019 Division 1

Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Subtree Removal

November Challenge 2019 Division 1

Physical Exercise, Smallest Beautiful Number, From Zero to Infinity, Single Point of Failure, Winning Ways, Pretty Boxes

Total Problems Solved: 76