Zhu He

• Username: 4★hezhu
• Country:  China
• Student/Professional:Student
• Institution:University of Electronic Science and Technology of China Chengdu, China
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 12

Current Ratings Graph Old Ratings Graph

1975 (-15)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2018 DIV 1(2018-03-12 15:00:00)

Global Rank:   474

Cheated in:   

Ratings System Update

(2018-03-12 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?

1975 (+93)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2018 DIV 1(2022-12-20 00:00:00)

Global Rank:   474

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)

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone, Inversion sorting, Chef and Piano Scales

February Lunchtime 2015

Lucky Four, The Warehouse

June Challenge 2016

Chef and cities, Devu and an Array, Chef and Coins Game, Chef And Binary Operation, Chef and Array and K, Chef and Rectangle Array, Chef And The Hiring Event

July Challenge 2016

Andrash and Stipendium, Chefland and Electricity

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

October Challenge 2016

Chef and Keyboard, Chef and Two String, Power Sums, Fenwick Iterations, Big Queries, Chef and Three Dogs

December Challenge 2016

Train Partner, Kth Max Subarray, Kirito in labyrinth, Our Base is Under Attack

September Lunchtime 2016

Chef and Inequality, Chef and Words, Chef and Tree

February Challenge 2017

Eugene and big number, Chef and His Apartment Dues, Chef and his Best Friend, Chef and Triangles, Interval Game

March Challenge 2017

Xenny and Alternating Tasks

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Mix the Colors, Minions and Voting

Total Problems Solved: 60