zidau

• Username: 4★zidau
• Country:  Hong Kong (SAR)
• Student/Professional:Professional
• Organisation:The Chinese University of Hong Kong
• 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: 5

Current Ratings Graph Old Ratings Graph

1875 (-46)RatingProvisional
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CodeChef Starters 30 Division 2 (Rated)(2022-03-16 23:00:02)

Global Rank:   1359

Cheated in:   

Ratings System Update

(2022-03-16 23:00:02)

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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1875 (+20)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 30 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1359

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)

Practice Paths (1)

Practice Strings

2%

Contests (5)

July Challenge 2017

Whats in the Name, Calculator , IPC Trainers, Chef and Sign Sequences

February Challenge 2019 Division 2

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party, Chef and Secret Password

February Lunchtime 2019 Division 2

Average Number, The Tricky Deal

March Long One 2022, Division 2 (Unrated)

Akash and Function, Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

Total Problems Solved: 45