PlaySudoku.us
Hard · Puzzle #48
9
1
5
8
7
1
9
3
2
4
2
1
8
4
4
5
5
2
8
7
9
1
5
3
3
1
4
8
4
6
"Everything we call real is made of things that cannot be regarded as real." — Niels Bohr
"Everything we call real is made of things that cannot be regarded as real." — Niels Bohr
There are Sudoku World Championships held annually, with competitors from over 30 countries.
There are Sudoku World Championships held annually, with competitors from over 30 countries.