wanghuajie

• Username: 2★jackwhj
• Student/Professional:Student
• Institution:Zhejiang University China
• 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

1575 (+1)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2014(2014-06-29 14:00:00)

Global Rank:   770

Cheated in:   

Ratings System Update

(2014-06-29 14:00:00)

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?

1575 (-2)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2014(2022-12-20 00:00:00)

Global Rank:   770

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 (5)

February Cook-Off 2014

Chef and Remissness, Chef and Kingship

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays

April Challenge 2014

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

February Lunchtime 2014

Sereja and ASum

June Lunchtime 2014

The Smallest Pair

Total Problems Solved: 13