hejun

• Username: 3★xiaohejun
• Country:  China
• Student/Professional:Student
• Institution:Hebei University of Technology, Tianjin
• 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

1687? (-55)RatingProvisional
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Starters 60 Division 2 (Rated)(2022-10-12 23:00:02)

Global Rank:   1146

Cheated in:   

Ratings System Update

(2022-10-12 23:00:02)

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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1687? (-15)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 60 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1146

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)

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

Starters 59 Division 3 (Rated)

Chef and Happy String , Maximum Subarray , Suspense String, Confusing Concatenations, Alternative Sufferings

Starters 60 Division 2 (Rated)

Distinct Numbers, Palindrome Flipping

Total Problems Solved: 15