lerom

• Username:3★lerom
• Country:  Vietnam
• Student/Professional:Student
• Institution:Le Quy Don High School
• 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: 8

Current Ratings Graph Old Ratings Graph

1724 (+55)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2017(2017-09-11 15:00:00)

Global Rank:   1386

Cheated in:   

Ratings System Update

(2017-09-11 15:00:00)

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

How the rating system works?

1724 (-180)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1386

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 (8)

December Challenge 2015

Chef and the stones

February Challenge 2016

Chef-Detective

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef And Coloring

July Challenge 2016

Andrash and Stipendium, Chef and Segments, Chef and Robots Competition, Chefland and Electricity

April Lunchtime 2016

Coins And Triangle

August Lunchtime 2016

Studying Alphabet, Lock-Free Stack

September Challenge 2017

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

Total Problems Solved: 19