hhs

• Username: 4★haosoul
• Student/Professional:Student
• Institution:Fuzhou No.1 High School China
• 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: 16

Current Ratings Graph Old Ratings Graph

1910 (+32)RatingProvisional
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September Challenge 2018 Division 2(2018-09-17 15:00:02)

Global Rank:   616

Cheated in:   

Ratings System Update

(2018-09-17 15:00:02)

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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1910 (+150)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   616

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 (16)

August Lunchtime 2013

Matrix, Sorting, Pairwise AND sum

September Challenge 2013

Two Roads, CAO Stage-2, CAO Stage-1, Project Spoon, Chef and Integers , Cool Guys, Merciless Chef, Little Elephant and Exams

September Lunchtime 2013

Chef and Gift, Chef and Pie

October Lunchtime 2013

Girl Friend and String Gift, Exponential Game

November Challenge 2013

Gangsters of Treeland, Black and White Tree, Missing some chairs, Square Digit Squares, Uncle Johny, Sereja and Vectors, Yet Another Cute Girl, Superpowers of 2, Chef Game

January Challenge 2014

Counting The Important Pairs, Sereja and Graph, Counting D-sets, ForbiddenSum, Please like me, Chef and Feedback

March Challenge 2014

Binary Tournament, Chef and Graph Queries, A Story with Strings, Mike and Stamps, Little Chef and Numbers, Maximum number, GCD condition, Walk, Team Split, Sereja and Sorting 2, The Street

April Challenge 2014

Final Battle of Chef, Farmer Feb, Cards, bags and coins, Shortest Path in Binary Trees

October Challenge 2014

Chef and Ground, DevuLand, Dinosaurs and Laddus

March Lunchtime 2014

How many sequences, Nice SubSegments

February Challenge 2017

Chef and His Apartment Dues, Chef and Triangles, Eugene and big number

June Challenge 2017

Chef and Prime Queries, A Good Set, Xenny and Coin Rankings, Triplets, Pairwise union of sets

May Lunchtime 2017

Prefix Inversions

February Challenge 2018

Broken Clock, Chef And His Characters, Permutation and Palindrome

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures, Table Game, Bad Shuffle

Total Problems Solved: 72