cjyang

• Username: 6★cjyang
• Country:  Taiwan
• Student/Professional:Other
• 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: 14

Current Ratings Graph Old Ratings Graph

2214 (+54)RatingProvisional
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Starters 112 Divison 1 (Rated till 6 Stars)(2023-12-13 22:00:00)

Global Rank:   29

Cheated in:   

Ratings System Update

(2023-12-13 22:00:00)

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1877? (+0)RatingProvisional
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Starters 63 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   61

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

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Learning Paths (2)

Beginner DSA in Python

44%

Problem solving in Python

64%

Practice Paths (2)

Data Structures Interview Questions

10%

Level up from 1* to 2*

50%

Contests (14)

Starters 60 Division 4 (Rated)

Expert Setter, Distinct Numbers, Card Removal, Palindrome Flipping, Paper Cutting, Yet Another Palindrome Problem, Red Green Grids, Tax in Chefland

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Row Bombing

Starters 63 Division 2 (Rated)

Maximize 1s, One-XOR Deletions, Make Length 1, Minimum Absolute Score, Greedy Grid Moves

Starters 90 Division 2 (Rated)

Crushed Apples and a Balance Scale, Anti Palindrome, Printing Binary Array

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 92 Division 2 (Rated)

Rectangular Tiling, Distance Coloring, Dotify Playlist

Starters 93 Division 2 (Rated)

Problem, Break Free, NASA

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, Search for 404, Special Operation, The Vowel Matrix

Starters 95 Division 2 (Rated)

Transfusion Chain, EVacuate to Moon

Starters 105 Division 2 (Rated)

Take it Easy, Spooky Sequences, Dull Operation, Wishcraft

Starters 107 Division 1 (Rated till 6 Stars)

Odd Matrix, OR Permutation, Adjacent Flips, Maximal Expression

Starters 109 Division 1 (Rated till 5 Stars)

Minimum XOR, Alter Ego, Chroma Swap

Starters 110 Division 1 (Rated till 5-stars)

Marbles,  Am I Lucky!, Tom and Jerry, Monsters, Tetris

Starters 112 Divison 1 (Rated till 6 Stars)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction

Total Problems Solved: 295