Huachi Woo

• Username: 4★tshirt
• Student/Professional:Student
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 8

Current Ratings Graph Old Ratings Graph

1822 (+15)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2013(2013-10-14 15:00:00)

Global Rank:   749

Cheated in:   

Ratings System Update

(2013-10-14 15:00:00)

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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1822 (+98)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2013(2022-12-20 00:00:00)

Global Rank:   749

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 (8)

October 2010 Challenge

Count palindromes

March 2012 Challenge

Free Shuttle Service, Home Delivery, Spoon in Matrix

April Challenge 2012

Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight

July Challenge 2012

Chef's Dream, Gift Rift, Restaurant Rating

August Challenge 2012

Little Elephant and Bombs, Delivery Boy

September Challenge 2012

Kisses & Hugs, Three is Crowd, ChefTown Parade, Queries About Numbers, Racing Horses, Chef World

February 2013 Challenge

Little Elephant and Cards, Buy1-Get1, Climbing Stairs

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Kamehameha

Total Problems Solved: 37