Zihou Zhong

• Username: 7★larryzhong
• Country:  China
• Student/Professional:Student
• Institution:Chengdu No.7 High School 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: 8

Current Ratings Graph Old Ratings Graph

2828 (+14)RatingProvisional
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February Cook-Off 2023 Division 1 (Rated)(2023-02-08 22:30:00)

Global Rank:   16

Cheated in:   

Ratings System Update

(2023-02-08 22:30:00)

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2814 (+439)RatingProvisional
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July Lunchtime 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   14

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

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Learning Paths (0)

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Contests (8)

February Long 2022 - II, Division 3 (Rated)

World Chess Championship, Avoid Fixed Points, Xor Palindrome, Chef and NextGen, Area Sums in Convex Polygons, Sequence GCD, Bitwise swaps

February Lunchtime 2022 Division 4

Bracket Removal, Chessboard Distance, Watching Movies at 2x, Battery Low, Parallel Processing, Good Program, Four Equidistant Points on a Grid

CodeChef Starters 29 Division 3 (Rated)

String protocol, Plusle and Minun on Array, Increase 2 consecutive characters, Decomposition Reaction, Max Heat, Bomb the base

March Lunchtime 2022 Division 2

Separate Them All, Adjacency Love, Sad Splits, Sussy Rooks, Mathology, Winter

April Cook-Off 2022 Division 2

Chef Goes Shopping, Sorted Distances, Sticks and Rectangles

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3, Maximise Score, Maximise Set Bits , Sorting Array, Construct An Array

July Lunchtime 2022 Division 1 (Rated)

Tree Interval Queries, Inversions Retrieval, Binary String Happiness, Consecutive XOR, Largest Family

February Cook-Off 2023 Division 1 (Rated)

Take Not Less, Alice Potter and OWL, Crazy Row, Alice Potter And Dumbledore Army

Total Problems Solved: 101