PlaySudoku.us
Medium · Puzzle #25
7
2
1
2
5
8
2
7
2
4
6
1
3
5
8
5
4
7
3
2
4
1
7
1
9
1
9
8
5
9
1
8
2
4
"Make the best use of what is in your power, and take the rest as it happens." — Epictetus
"Make the best use of what is in your power, and take the rest as it happens." — Epictetus
The longest Sudoku solving session in a competitive setting lasted over 8 hours — an endurance format.
The longest Sudoku solving session in a competitive setting lasted over 8 hours — an endurance format.