Minghua Liu

• Username: 6★liuminghua
• Country:  Antarctica
• Student/Professional:Student
• Institution:High School Attached to Hunan Normal University Hunan Province, 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: 12

Current Ratings Graph Old Ratings Graph

2459 (-45)RatingProvisional
Rating i Provisional Rating, click to know more

January Long Challenge 2016(2016-01-11 15:00:00)

Global Rank:   843

Cheated in:   

Ratings System Update

(2016-01-11 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?

2459 (+307)RatingProvisional
Rating i Provisional Rating, click to know more

January Long Challenge 2016(2022-12-20 00:00:00)

Global Rank:   843

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 (12)

January Challenge 2014

Sereja and Graph, Magic Trick, Chef and Feedback, Please like me, Meteor, Bon Appetit, ForbiddenSum

February Challenge 2014

Little Elephant and Movies, Draughts, Make Him Happy, Chef and Favourite Sequence, Graph Challenge, Count on a Treap, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2

March Challenge 2014

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

April Challenge 2014

Farmer Feb, Shortest Path in Binary Trees, Divide the Tangerine, Chef and Digits, Cards, bags and coins, Counting Matrices, Sereja and Permutation, Final Battle of Chef

May Challenge 2014

Stone, The Malaysian Flight Search, Chef and Strange Matrix, Fun with AGp, Dynamic Trees and Queries, Compilers and Parsers, Sereja and Game, Little Elephant and Balloons, Chef-jumping

June Challenge 2014

DARTS501, Forgot Password, Guessing Game, Two Companies, Chef and Subarray, Chef and Digit Jumps, Chef and Functions, Maxim and Progressions, Little Elephant and Blocks

July Challenge 2014

Dish Owner, Game of Numbers, Lucky Game, Reach The Point, Count Substrings, Sereja and Equality, Chef and Frogs, Garden Game, Little Elephant and Painting, Chef and Rectangle Genome

January Lunchtime 2014

Chef and Shop, Chef and String, Chef and Numbers, Chef and Way

February Lunchtime 2014

Sereja and D, Sereja and Arrays, Sereja and ASum, Sereja and Two Arrays

March Lunchtime 2014

Nice SubSegments, Statements Checking

June Lunchtime 2014

Substring Query, Coprime Triples, The Smallest Pair, Dynamic Inversion

January Long Challenge 2016

Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume

Total Problems Solved: 89