PlaySudoku.us
Medium · Puzzle #560
3
1
5
8
1
9
2
7
4
1
9
2
7
5
1
9
3
9
1
6
5
9
1
6
7
4
8
2
3
6
7
1
5
9
5
2
6
"The impediment to action advances action. What stands in the way becomes the way." — Marcus Aurelius
"The impediment to action advances action. What stands in the way becomes the way." — Marcus Aurelius
For Evil puzzles, study the Y-Wing technique: it chains three cells into a forced elimination.
For Evil puzzles, study the Y-Wing technique: it chains three cells into a forced elimination.