PlaySudoku.us
Evil · Puzzle #363
1
5
5
4
3
6
9
8
5
9
3
6
2
1
7
6
1
8
7
4
3
1
6
7
4
Techniques used
- Naked Single
- Hidden Single
- Naked Quad
- Naked Pair
- Pointing Pair
- Pointing Triple
- Box-Line Reduction
- 2-String Kite
- XY-Chain
- Forcing Chains
- Naked Triple