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World Sudoku & Puzzle Championship 2026
ISC & SM and IPC & PR 2026

Qiwen Xu

Player Profile : apiadu_fan
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Real name Qiwen Xu
Puzzle Bloghttp://im.apiadu.fan
Country China
Date registered2024-04-02 4:47 PM
Last logon2026-06-18 8:27 AM
Total posts0 
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Puzzle Ratings 219 449.3712 219 450.0062 History

Puzzle Ratings HistoryRatingsRank
2026R4 (Shading & Loops) 449.3712 219
2026R3 (OP & Regions) 450.0062 225
2026R2 (MII & Number Placement) 426.1552 251
2026R1 (Classics) 383.8354 276
2025R5 (Word & Casual) 341.8169 286
2025R4 (Shading & Regions) 343.6306 299
2025R3 (Numbers & MII) 292.7293 344
2025R2 (Loop & OP) 299.6417 349
2025R1 (Classics) 278.5038 376
2024R6 (Snake & Casual) 275.2667 357
2024R5 (Shading & Regions) 267.8822 375
2024R4 (Word & OP) 267.8822 377
2024R3 (Evergreens & MII) 60.18076 604
Puzzle Testapiadu_fan's Rankapiadu_fan's ScoreTest Max ScorePSRSNSW
2026R3 (OP & Regions) 110 54 125.3 556 625 573 1
2026R1 (Classics) 179 47.4 132.033 525 553 532 0.8
2025R4 (Shading & Regions) 156 65 137.1 480 469 477 0.7
2025R2 (Loop & OP) 234 21.1 124.25 278 296 283 0.6
2025R1 (Classics) 287 25 134.883 266 272 267 0.6
2024R4 (Word & OP) 130 56.8 129.467 527 557 535
2024R3 (Evergreens & MII) 254 7.8 124.95 93 126 102
Sudoku Testapiadu_fan's Rankapiadu_fan's ScoreTest Max ScorePSRSNSW
2024R3 (Math & Neighbours) 307 16 138.217 202 195 200

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