Hideyuki Tanaka

• Username:4★tanakh
• Student/Professional:Professional
• Organisation:Preferred Infrastructure
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

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

Rating Graph

No. of Contests Participated: 3

Current Ratings Graph Old Ratings Graph

1825? (+169)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2014(2014-05-12 15:00:00)

Global Rank:   156

Cheated in:   

Ratings System Update

(2014-05-12 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?

1825? (-34)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2014(2022-12-20 00:00:00)

Global Rank:   156

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 (3)

April Cook-Off 2014

Snape and Ladder

April Challenge 2014

Counting Matrices, Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

May Challenge 2014

Little Elephant and Balloons, Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone

Total Problems Solved: 10