SM 2026 R4 - Irregular & Converse (1st - 9th May) Score Discuss
PR 2026 R5 - Word & Casual (16th - 22nd May) has started Discuss
World Sudoku & Puzzle Championship 2026

Cao xinyu

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Real name Cao xinyu
Puzzle Blog
Country China
Date registered2025-02-20 7:25 PM
Last logon2026-05-05 4:53 PM
Total posts
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Sudoku Ratings 451 281.6562 451 292.8763 History

Sudoku Testyifan's Rankyifan's ScoreTest Max ScorePSRSNSW
2026R4 (Irregular & Converse) 264 21 140.35 217 152 201 1
2026R3 (OE & Hybrids) 271 31 140.35 337 239 313 1
2025R3 (Odd Even & Irregular) 227 48 155.533 393 396 394 0.7
2025R2 (Math & Neighbours) 325 25 149.7 250 212 241 0.7

PS = Prorated Score (Score based on players's score, median score and top score in the test)
RS = Rank Score (Score based on player's rank in the test)
NS = Normalized Score (.75 * PS + .25 * RS)
W = Weight of the test
Click here for detailed logic of LMI Player Rating System v2.0