PlaySudoku.us
Easy · Puzzle #319
5
8
1
8
5
1
2
9
1
9
7
5
4
1
9
4
3
7
4
9
5
8
1
7
2
6
8
1
4
5
8
1
4
9
2
4
9
3
1
6
3
6
2
4
"In order to improve your game, you must study the endgame before everything else." — José Raúl Capablanca
"In order to improve your game, you must study the endgame before everything else." — José Raúl Capablanca
A Sudoku grid can be solved using only row and column logic, never needing box constraints — but it becomes exponentially harder.
A Sudoku grid can be solved using only row and column logic, never needing box constraints — but it becomes exponentially harder.