lvweibin

• Username: 4★mickeyandkaka
• Country:  China
• Student/Professional:Professional
• Organisation:Bytedance, Inc
• 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: 5

Current Ratings Graph Old Ratings Graph

1943 (-22)RatingProvisional
Rating i Provisional Rating, click to know more

SnackDown 2021 - Online Pre-Elimination(2021-11-22 00:00:06)

Global Rank:   1095

Cheated in:   

Ratings System Update

(2021-11-22 00:00:06)

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?

1943 (+57)RatingProvisional
Rating i Provisional Rating, click to know more

SnackDown 2021 - Online Pre-Elimination(2022-12-20 00:00:00)

Global Rank:   1095

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 (5)

January Challenge 2014

Sereja and Graph, Bon Appetit, Please like me, Chef and Feedback, Magic Trick

July Challenge 2014

Little Elephant and Painting, Garden Game, Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner

September Challenge 2014

Flooring, Fun with Rotation, Chef and Left-Right, Chef and Rainbow Array - 2, Chef and sequence

April Challenge 2015

Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Chef and Piano Scales

July Challenge 2021 Division 2 (Unrated)

Chef and Pairs

August Challenge 2021 Division 2 (Unrated)

Array Filling, Charge Scheduling, Chef and Digits of Large Numbers

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Min Max LCM, Equal Beauty, Round Robin Ranks , Dance Moves

November Challenge 2021 Division 2 (Unrated)

Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges, Convex Hulk

SnackDown 2021 - Online Pre-Elimination

Product Pain

December Challenge 2021 Division 2 (Unrated)

Yet Another Tree Problem, Squares Counting, Min Manhattan Distance, List of Lists, Pyramid Traversal, Rock Paper Scissors, Valleys and Hills, Increasing String

May Long One 2022 Division 2 (Unrated)

Mystical Numbers, Pushpa , The Magical Stone, Alternating Diameter, Four Arrays, The Attack of Queen

August Long 2022 Division 2 (Unrated)

Angled Flip

Total Problems Solved: 78