Happy Potato

• Username: 6★boscowang
• Country:  Hong Kong (SAR)
• Student/Professional:Student
• Institution:Diocesan Boys' School 131 Argyle St, Mong Kok, Hong Kong
• 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: 11

Current Ratings Graph Old Ratings Graph

2451 (+75)RatingProvisional
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Starters 133 Division 1 (Rated till 6-Star)(2024-05-08 22:00:00)

Global Rank:   5

Cheated in:   

Ratings System Update

(2024-05-08 22:00:00)

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2096 (+60)RatingProvisional
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January Cook-Off 2022 Division 2(2022-12-20 00:00:00)

Global Rank:   8

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 (11)

October Challenge 2020 Division 2

Replace for X, Covid Run, Chef and Easy Queries, Positive AND

September Lunchtime 2020 Division 2

GCD operations, Root the Tree, Robot Detector, Watermelon

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

January Cook-Off 2022 Division 2

Mean Maximization, Erase All But One, Prime Graph, Merged LIS, Subsegment Divisibility , Palindromes Not Allowed

Starters 75 Division 1 (Rated till 6-Stars)

Chefs Favourite Function, Equal Hamming Distance, Prefix Ones

Starters 77 Division 1 (Rated till 5 Stars)

K Increment Palindrome, Three Numbers, Concat Palindrome, Codechef Airlines, Tom and Jerry Chase, Spreading Charges, K Forests, Sort a String, Yet Another XOR Sort, Tekken

Starters 89 Division 1 (Rated till 5 Stars)

Positive or Negative Subarrays, Subarray Removal, Two Averages, Restore Communication, Evil Infection

Starters 98 Division 1 (Rated till 6 Stars)

3-Blast Palindrome, Build Towers, Ball Distribution, Sub-Array With Maximum Sum

Starters 116 Divison 1 (Rated till 6-Stars)

ORST , Chef Product

Starters 132 Division 1 (Rated till 6 Stars)

ALIEN-OR, Optimal Flip, Random Array, Change Please, ICE CREAM, Goodness Over Good, MEX QUERIES , Prime Query, GAME 11

Starters 133 Division 1 (Rated till 6-Star)

ABC Conjecture 3, Powered Parameters, Too Far For Comfort, Too Far For Comfort (Easy Version)

Starters 139 Division 1 (Rated till 5-Stars)

Sum of N, Destroying Bridges Part 2

Total Problems Solved: 61