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

1504 (36 puzzles)
Double Sudoku
1778 (3 puzzles)
Odd-Even-Big-Small
1774 (2 puzzles)
No Touch Sudoku
1769 (3 puzzles)
X Sums Sudoku
1660 (3 puzzles)
Consecutive Sudoku
1633 (1 puzzle)
Diagonal Sudoku
1606 (3 puzzles)
Irregular Sudoku
1600 (3 puzzles)
Odd Sudoku
1548 (2 puzzles)
Skyscrapers Sudoku
1459 (3 puzzles)
Antidiagonal Sudoku
1433 (1 puzzle)
Antiknight Sudoku
1402 (3 puzzles)
Sudoku
1220 (2 puzzles)
Pair Sum Sudoku
1200 (3 puzzles)
Perfect Square Sudoku
1151 (2 puzzles)
Sudoku Extra Regions
1148 (1 puzzle)
Fortress Sudoku
1121 (1 puzzle)
1793 (17 puzzles)
Magic Snail
2298 (2 puzzles)
Fuzuli
1982 (2 puzzles)
Skyscrapers
1981 (4 puzzles)
Easy as ABC
1893 (1 puzzle)
Kropki
1689 (2 puzzles)
Top Heavy Number Place
1486 (3 puzzles)
Double Block
1449 (2 puzzles)
Product Latin Square
1366 (1 puzzle)
1715 (13 puzzles)
No Touch Sums
2085 (2 puzzles)
Chaos
1931 (4 puzzles)
Suguru
1558 (2 puzzles)
Ripple Effect
1488 (3 puzzles)
Product Kuromasu
1412 (2 puzzles)
1754 (47 puzzles)
Battleships Minesweeper
1995 (4 puzzles)
Battleships
1993 (3 puzzles)
Gaps
1933 (7 puzzles)
Domino Castle with Sums
1884 (3 puzzles)
Clouds
1870 (4 puzzles)
Hexa Minesweeper
1780 (3 puzzles)
Star Battle
1773 (2 puzzles)
Minesweeper
1754 (3 puzzles)
Queens
1720 (2 puzzles)
Star Battle (Small Regions)
1618 (3 puzzles)
Akari
1578 (2 puzzles)
Tents
1517 (3 puzzles)
Point a Star
1511 (1 puzzle)
No Four in a Row
1508 (3 puzzles)
Knight Battleships
1439 (3 puzzles)
Lighthouses
1322 (1 puzzle)
1923 (18 puzzles)
Tetroscope
2198 (6 puzzles)
Hungarian Pentomino
1852 (4 puzzles)
Touching Pentomino
1846 (3 puzzles)
LITS
1786 (2 puzzles)
Pentomino
1637 (3 puzzles)
1634 (49 puzzles)
Chat Room
2334 (3 puzzles)
Alternate Loop
2164 (2 puzzles)
Shortest Segment
2086 (1 puzzle)
Four Winds
1911 (4 puzzles)
Loop and Bounds
1841 (4 puzzles)
Every Second Straight
1794 (2 puzzles)
Russian Loop
1750 (3 puzzles)
Simple Loop
1696 (3 puzzles)
Hexa Fences
1676 (3 puzzles)
Masyu
1586 (4 puzzles)
Railroad
1464 (3 puzzles)
Maxi Loop
1388 (3 puzzles)
Fences
1352 (4 puzzles)
Double Back
1325 (3 puzzles)
Country Road
1303 (2 puzzles)
Every Second Turn
1253 (2 puzzles)
Minesweeper Loop
1090 (3 puzzles)
1836 (19 puzzles)
Snakescope
2211 (2 puzzles)
Maxi Snake
1882 (3 puzzles)
Passage
1807 (3 puzzles)
Belarusian Snake
1778 (5 puzzles)
Snake
1765 (3 puzzles)
Dutch Snake
1736 (3 puzzles)
1771 (39 puzzles)
Hexa Islands
2906 (2 puzzles)
Battenberg Painting
2340 (2 puzzles)
Kuromasu
2127 (3 puzzles)
Easy as Coral
2002 (1 puzzle)
Paint by Max
1997 (4 puzzles)
Aquarium
1770 (2 puzzles)
Arrow Web
1766 (3 puzzles)
Hitori
1754 (3 puzzles)
Yin Yang
1687 (4 puzzles)
Norinori
1663 (1 puzzle)
Paint by Hex
1597 (2 puzzles)
Cave
1582 (2 puzzles)
Nurikabe
1502 (3 puzzles)
Tapa
1362 (4 puzzles)
Heyawake
1130 (3 puzzles)
1786 (30 puzzles)
L-shapes
2148 (3 puzzles)
Black and white
2068 (4 puzzles)
Fo-(Faibu-)seruzu
1934 (2 puzzles)
ABC Division
1933 (3 puzzles)
Domino Hunt
1793 (3 puzzles)
Neighbor Areas
1781 (3 puzzles)
Two Apiece
1712 (4 puzzles)
Shikaku
1694 (2 puzzles)
Araf
1438 (3 puzzles)
Spiral Galaxies
1311 (3 puzzles)
1932 (5 puzzles)
Slalom
1932 (5 puzzles)