Le Duong Cong Duc

• Username:2★laughing296
• Country:  Vietnam
• Student/Professional:Student
• Institution:Ho Chi Minh City University of Science Vietnam
• 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: 7

Current Ratings Graph Old Ratings Graph

1531 (+5)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2015(2015-12-27 14:00:00)

Global Rank:   540

Cheated in:   

Ratings System Update

(2015-12-27 14:00:00)

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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1531 (-53)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2015(2022-12-20 00:00:00)

Global Rank:   540

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 (7)

November Challenge 2014

Distinct Characters Subsequence, Let us construct palindrome

January Challenge 2015

Chef and Stones, One Dimensional Kingdoms, Gcd Queries

October Challenge 2015

Count Subarrays

December Challenge 2015

Chef and the stones, Plane Division

September Lunchtime 2015

Sum of palindromic numbers

December Lunchtime 2015

Distinct Codes

Total Problems Solved: 14