PlaySudoku.us
Hard · Puzzle #539
8
7
4
1
5
1
7
4
9
5
2
5
8
5
1
7
1
2
9
3
7
8
3
4
6
4
2
After applying any elimination technique, always restart your scan from the simplest techniques — a single elimination often unlocks a naked single.
After applying any elimination technique, always restart your scan from the simplest techniques — a single elimination often unlocks a naked single.
"On the chessboard, lies and hypocrisy do not survive long." — Emanuel Lasker
"On the chessboard, lies and hypocrisy do not survive long." — Emanuel Lasker