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

1644 (51 puzzles)
Double Sudoku
2125 (2 puzzles)
Skyscrapers Sudoku
2012 (1 puzzle)
Consecutive Sudoku
1878 (3 puzzles)
No Touch Sudoku
1873 (2 puzzles)
Odd-Even-Big-Small
1813 (2 puzzles)
Antiknight Sudoku
1808 (2 puzzles)
Odd Sudoku
1781 (2 puzzles)
X Sums Sudoku
1746 (3 puzzles)
Perfect Square Sudoku
1726 (3 puzzles)
Antidiagonal Sudoku
1706 (2 puzzles)
Irregular Sudoku
1692 (4 puzzles)
Difference Sudoku
1624 (5 puzzles)
Self-joint Sudoku
1597 (5 puzzles)
Pair Sum Sudoku
1557 (2 puzzles)
Even/Odd Sudoku
1514 (4 puzzles)
Fortress Sudoku
1492 (2 puzzles)
Diagonal Sudoku
1475 (2 puzzles)
Sudoku
1376 (2 puzzles)
Sudoku Extra Regions
937 (3 puzzles)
1832 (35 puzzles)
Magic Snail
2603 (1 puzzle)
Easy as ABC
2362 (2 puzzles)
Fuzuli
2091 (3 puzzles)
Double Block
1953 (3 puzzles)
Product Skyscrapers
1949 (4 puzzles)
Kropki
1912 (2 puzzles)
Top Heavy Number Place
1881 (4 puzzles)
Gapped Skyscrapers
1855 (3 puzzles)
Summed Skyscrapers
1749 (3 puzzles)
Exclusive Skyscrapers
1585 (3 puzzles)
Product Latin Square
1511 (3 puzzles)
Skyscrapers
1354 (4 puzzles)
1614 (14 puzzles)
Chaos
2006 (2 puzzles)
Ripple Effect
1784 (2 puzzles)
Suguru
1747 (2 puzzles)
Product Kuromasu
1655 (2 puzzles)
Nanro
1457 (3 puzzles)
No Touch Sums
1278 (3 puzzles)
1860 (39 puzzles)
Queens
2120 (3 puzzles)
Clouds
1993 (3 puzzles)
Domino Castle with Sums
1957 (2 puzzles)
Star Battle
1953 (1 puzzle)
Battleships Minesweeper
1948 (2 puzzles)
Battleships
1940 (2 puzzles)
Tents
1935 (2 puzzles)
Gaps
1910 (5 puzzles)
Minesweeper
1887 (2 puzzles)
Knight Battleships
1878 (3 puzzles)
Point a Star
1828 (2 puzzles)
Hexa Minesweeper
1786 (3 puzzles)
No Four in a Row
1746 (2 puzzles)
Akari
1679 (3 puzzles)
Lighthouses
1549 (2 puzzles)
Star Battle (Small Regions)
1543 (2 puzzles)
1995 (23 puzzles)
Hungarian Pentomino
2318 (3 puzzles)
LITS+
2236 (1 puzzle)
Pentomino
2032 (2 puzzles)
Pentomino Division
2028 (5 puzzles)
Inverse LITS
1990 (1 puzzle)
SLICY
1972 (1 puzzle)
Tetroscope
1893 (2 puzzles)
Pentomino Fences
1861 (2 puzzles)
LITS
1849 (4 puzzles)
Touching Pentomino
1811 (2 puzzles)
1812 (57 puzzles)
Every Second Straight
2352 (2 puzzles)
Simple Loop
2205 (3 puzzles)
Maxi Loop
2094 (2 puzzles)
Knapp Daneben Slitherlink
2077 (3 puzzles)
Russian Loop
1998 (2 puzzles)
Four Winds
1985 (2 puzzles)
Every Second Turn
1958 (2 puzzles)
Fences/Slitherlink
1951 (4 puzzles)
Turning Fences
1881 (3 puzzles)
Double Back
1849 (2 puzzles)
Even/Odd Fence
1806 (2 puzzles)
Shortest Segment
1805 (1 puzzle)
Masyu
1796 (4 puzzles)
Railroad
1794 (3 puzzles)
Inturnal
1771 (5 puzzles)
Alternate Loop
1758 (3 puzzles)
Hexa Fences
1753 (2 puzzles)
Loop and Bounds
1655 (2 puzzles)
Minesweeper Loop
1471 (2 puzzles)
Chat Room
1427 (3 puzzles)
Polygraph
1326 (3 puzzles)
Country Road
1190 (2 puzzles)
2034 (15 puzzles)
Dutch Snake
2276 (3 puzzles)
Snakescope
2115 (3 puzzles)
Maxi Snake
2081 (2 puzzles)
Belarusian Snake
2060 (3 puzzles)
Passage
1818 (1 puzzle)
Snake
1728 (3 puzzles)
1721 (47 puzzles)
Easy as Coral
2231 (3 puzzles)
Hexa Islands
1985 (3 puzzles)
Norinori
1947 (2 puzzles)
Kuromasu
1925 (3 puzzles)
Nurikabe
1883 (3 puzzles)
Paint by Hex
1837 (3 puzzles)
Arrow Web
1823 (3 puzzles)
Aquarium
1792 (2 puzzles)
Tapa
1682 (3 puzzles)
Cave
1656 (3 puzzles)
Aqre
1625 (5 puzzles)
Hitori
1590 (3 puzzles)
Paint by Max
1499 (3 puzzles)
Yin Yang
1425 (3 puzzles)
Battenberg Painting
1346 (2 puzzles)
Heyawake
1324 (3 puzzles)
1891 (38 puzzles)
Spiral Galaxies
2251 (2 puzzles)
ABC Division
2168 (5 puzzles)
L-shapes
2016 (3 puzzles)
Slash Pack
2006 (5 puzzles)
Fillomino
1978 (3 puzzles)
Neighbor Areas
1973 (3 puzzles)
Domino Hunt
1833 (3 puzzles)
Shikaku
1801 (3 puzzles)
Black and white
1790 (2 puzzles)
Two Apiece
1709 (3 puzzles)
Araf
1589 (3 puzzles)
Fo-(Faibu-)seruzu
1403 (3 puzzles)
2256 (2 puzzles)
Slalom/Gokigen Naname
2256 (2 puzzles)