Zymeth

• Username: 4★luanhkhoa
• Country:  Vietnam
• Student/Professional:Student
• Institution:Le Hong Phong High School Ho Chi Minh City, Vietnam
• 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: 4

Current Ratings Graph Old Ratings Graph

1881? (+13)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2017(2017-10-16 15:00:00)

Global Rank:   1198

Cheated in:   

Ratings System Update

(2017-10-16 15:00:00)

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?

1881 (+36)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2017(2022-12-20 00:00:00)

Global Rank:   1198

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)

None

Practice Paths (0)

None

Contests (4)

July Challenge 2017

Pishty and tree, Whats in the Name, Calculator , IPC Trainers, Chef and Sign Sequences

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Greedy Candidates, Strings and Graphs

September Challenge 2017

Chef and Pick Digit, Little Chef and Sums, Fill The Matrix, Minimum Good Permutation, Sereja and Commands

October Challenge 2017

Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

Total Problems Solved: 29