Ko Okamoto

Rating history

Weekly performance shows the performance for daily puzzles solved during the corresponding week. It is nominated in universal scoring scale which allows to compare puzzles of different complexity. Rating is a cumulative value which is slowly adjusted every week towards the weekly performance. It shows long-term performance level. See the rating computation rules at help page.

Type performance

2369 (6 puzzles)
Odd-Even-Big-Small
2684 (1 puzzle)
Diagonal Sudoku
2484 (1 puzzle)
Irregular Sudoku
2463 (1 puzzle)
Sudoku Extra Regions
2354 (1 puzzle)
Double Sudoku
2161 (1 puzzle)
Pair Sum Sudoku
2070 (1 puzzle)
2389 (3 puzzles)
Kropki
2601 (1 puzzle)
Product Latin Square
2332 (1 puzzle)
Summed Skyscrapers
2235 (1 puzzle)
2302 (3 puzzles)
Product Kuromasu
2537 (1 puzzle)
Chaos
2313 (1 puzzle)
Ripple Effect
2057 (1 puzzle)
2376 (5 puzzles)
Queens
2643 (1 puzzle)
Star Battle
2581 (1 puzzle)
Minesweeper
2402 (1 puzzle)
Star Battle (Small Regions)
2371 (1 puzzle)
Hexa Minesweeper
1881 (1 puzzle)
2383 (4 puzzles)
LITS+
2461 (1 puzzle)
Touching Pentomino
2394 (1 puzzle)
Hungarian Pentomino
2338 (2 puzzles)
2484 (8 puzzles)
Double Back
2948 (1 puzzle)
Four Winds
2750 (1 puzzle)
Fences/Slitherlink
2733 (2 puzzles)
Inturnal
2710 (1 puzzle)
Shortest Segment
2464 (1 puzzle)
Railroad
2154 (1 puzzle)
Knapp Daneben Slitherlink
1383 (1 puzzle)
2566 (2 puzzles)
Passage
2600 (1 puzzle)
Snake
2532 (1 puzzle)
2398 (8 puzzles)
Norinori
2710 (1 puzzle)
Kuromasu
2670 (1 puzzle)
Aquarium
2553 (1 puzzle)
Paint by Max
2486 (1 puzzle)
Cave
2329 (1 puzzle)
Choco Banana
2238 (2 puzzles)
Easy as Coral
1960 (1 puzzle)
2313 (7 puzzles)
Slash Pack
2709 (1 puzzle)
Spiral Galaxies
2708 (1 puzzle)
Fo-(Faibu-)seruzu
2485 (1 puzzle)
L-shapes
2433 (1 puzzle)
ABC Division
2370 (1 puzzle)
Squares and Rectangles
1883 (1 puzzle)
Two Apiece
1602 (1 puzzle)
2144 (1 puzzle)
Slalom/Gokigen Naname
2144 (1 puzzle)