PlaySudoku.us
Hard · Puzzle #464
5
6
3
3
8
6
2
3
5
9
9
5
4
2
4
6
5
1
3
7
3
5
7
9
8
5
3
4
5
"In order to improve your game, you must study the endgame before everything else." — José Raúl Capablanca
"In order to improve your game, you must study the endgame before everything else." — José Raúl Capablanca
"The book of nature is written in the language of mathematics." — Galileo Galilei
"The book of nature is written in the language of mathematics." — Galileo Galilei