Frank Chen

• Username: 4★frank3215
• Country:  China
• Student/Professional:Student
• Institution:No. 2 High School Attached to East China Normal University Shanghai, China
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 3

Current Ratings Graph Old Ratings Graph

1815? (-149)RatingProvisional
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June Challenge 2020 Division 1(2020-06-15 15:00:00)

Global Rank:   1057

Cheated in:   

Ratings System Update

(2020-06-15 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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1815? (+62)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   1057

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 (3)

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Chefina and Prefix Suffix Sums, Breaking Bricks

May Challenge 2020 Division 2

Triple Sort, Sorting Vases, Not a Real World Problem, Coronavirus Spread, Chef and Bitwise Product, (Challenge) Nanobots, Isolation Centers

June Challenge 2020 Division 1

The Tom and Jerry Game!

Total Problems Solved: 19