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• Username: 4★hzwer
• Country:  China
• Student/Professional:Student
• Institution:Fuzhou No.1 High School China
• CodeChef Pro Plan: No Active Plan. View Details

Submissions 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

1941 (-35)RatingProvisional
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May Challenge 2015(2015-05-18 15:00:00)

Global Rank:   968

Cheated in:   

Ratings System Update

(2015-05-18 15:00:00)

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1941 (+4)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2015(2022-12-20 00:00:00)

Global Rank:   968

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)

November Challenge 2014

Let us construct palindrome, Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

December Lunchtime 2014

String Matching

January Challenge 2015

Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries

March Challenge 2015

Matrix, Sign Wave, Devu and his Class, Chef and Notebooks, Count Substrings, Sereja and Random Array

April Challenge 2015

Chef and Piano Scales, Inversion sorting, Broken Telephone, Chef and Interview, Chef and Array, Count Sequences

May Challenge 2015

Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe

February Lunchtime 2015

Lucky Four, Heavy-light Decompositions, The Warehouse, The First Cube

Total Problems Solved: 50