Иван Грищенко

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

1509 (21 puzzles)
Consecutive Sudoku
1927 (1 puzzle)
Irregular Sudoku
1742 (2 puzzles)
Perfect Square Sudoku
1739 (1 puzzle)
Skyscrapers Sudoku
1680 (1 puzzle)
X Sums Sudoku
1600 (2 puzzles)
Even/Odd Sudoku
1599 (2 puzzles)
Odd-Even-Big-Small
1531 (1 puzzle)
Fortress Sudoku
1493 (3 puzzles)
No Touch Sudoku
1486 (1 puzzle)
Diagonal Sudoku
1469 (1 puzzle)
Sudoku Extra Regions
1467 (2 puzzles)
Pair Sum Sudoku
1368 (1 puzzle)
Odd Sudoku
1362 (1 puzzle)
Antidiagonal Sudoku
1065 (1 puzzle)
Double Sudoku
761 (1 puzzle)
1892 (20 puzzles)
Fuzuli
2094 (4 puzzles)
Magic Snail
1975 (2 puzzles)
Double Block
1909 (2 puzzles)
Top Heavy Number Place
1880 (2 puzzles)
Product Latin Square
1859 (2 puzzles)
Easy as ABC
1814 (4 puzzles)
Skyscrapers
1788 (2 puzzles)
Kropki
1690 (2 puzzles)
1607 (15 puzzles)
Suguru
1712 (3 puzzles)
Nanro
1705 (4 puzzles)
Product Kuromasu
1650 (1 puzzle)
Chaos
1573 (3 puzzles)
No Touch Sums
1545 (2 puzzles)
Ripple Effect
1344 (2 puzzles)
1801 (38 puzzles)
Battleships
2177 (4 puzzles)
Lighthouses
2136 (2 puzzles)
No Four in a Row
2104 (4 puzzles)
Gaps
1993 (3 puzzles)
Minesweeper
1899 (1 puzzle)
Clouds
1897 (2 puzzles)
Domino Castle with Sums
1854 (3 puzzles)
Point a Star
1849 (3 puzzles)
Hexa Minesweeper
1767 (3 puzzles)
Knight Battleships
1752 (2 puzzles)
Tents
1700 (2 puzzles)
Star Battle (Small Regions)
1538 (2 puzzles)
Akari
1490 (2 puzzles)
Star Battle
1472 (1 puzzle)
Queens
1395 (2 puzzles)
Battleships Minesweeper
863 (2 puzzles)
1948 (14 puzzles)
Pentomino
2384 (2 puzzles)
Hungarian Pentomino
2091 (4 puzzles)
Tetroscope
1858 (2 puzzles)
Touching Pentomino
1750 (2 puzzles)
LITS
1730 (4 puzzles)
1742 (37 puzzles)
Every Second Straight
2440 (2 puzzles)
Hexa Fences
2311 (1 puzzle)
Chat Room
2126 (3 puzzles)
Simple Loop
1958 (1 puzzle)
Fences/Slitherlink
1909 (3 puzzles)
Every Second Turn
1905 (4 puzzles)
Masyu
1890 (4 puzzles)
Double Back
1858 (2 puzzles)
Maxi Loop
1704 (3 puzzles)
Russian Loop
1695 (3 puzzles)
Four Winds
1669 (1 puzzle)
Country Road
1462 (3 puzzles)
Shortest Segment
1449 (3 puzzles)
Railroad
1350 (1 puzzle)
Loop and Bounds
1186 (2 puzzles)
Minesweeper Loop
1 (1 puzzle)
2027 (15 puzzles)
Snake
2198 (2 puzzles)
Maxi Snake
2174 (3 puzzles)
Dutch Snake
2154 (3 puzzles)
Belarusian Snake
2026 (3 puzzles)
Snakescope
1966 (2 puzzles)
Passage
1509 (2 puzzles)
1743 (38 puzzles)
Paint by Max
2025 (3 puzzles)
Nurikabe
1989 (2 puzzles)
Arrow Web
1930 (2 puzzles)
Kuromasu
1927 (4 puzzles)
Paint by Hex
1876 (1 puzzle)
Yin Yang
1800 (2 puzzles)
Battenberg Painting
1796 (3 puzzles)
Norinori
1746 (2 puzzles)
Aquarium
1722 (3 puzzles)
Tapa
1649 (3 puzzles)
Easy as Coral
1627 (2 puzzles)
Hitori
1581 (4 puzzles)
Hexa Islands
1578 (3 puzzles)
Heyawake
1511 (3 puzzles)
Cave
1305 (1 puzzle)
1690 (21 puzzles)
Black and white
2053 (2 puzzles)
ABC Division
1998 (2 puzzles)
Squares and Rectangles
1945 (2 puzzles)
Spiral Galaxies
1924 (1 puzzle)
L-shapes
1837 (2 puzzles)
Two Apiece
1831 (2 puzzles)
Shikaku
1718 (1 puzzle)
Araf
1704 (1 puzzle)
Domino Hunt
1694 (1 puzzle)
Fillomino
1590 (3 puzzles)
Neighbor Areas
1281 (1 puzzle)
Fo-(Faibu-)seruzu
1020 (3 puzzles)
1719 (3 puzzles)
Slalom/Gokigen Naname
1719 (3 puzzles)