PlaySudoku.us
Medium · Puzzle #720
2
9
7
3
5
8
6
9
3
8
9
5
4
2
4
3
6
9
6
3
7
8
2
5
4
1
5
6
3
8
9
2
5
3
1
9
6
A Sudoku puzzle's 'information content' can be measured: a minimal 17-clue puzzle encodes roughly 26 bits of information.
A Sudoku puzzle's 'information content' can be measured: a minimal 17-clue puzzle encodes roughly 26 bits of information.
"Eureka!" — Archimedes (upon discovering the principle of water displacement)
"Eureka!" — Archimedes (upon discovering the principle of water displacement)