PlaySudoku.us
Easy · Puzzle #878
9
6
7
3
1
5
4
7
3
6
2
8
7
3
5
4
1
5
6
9
7
4
9
4
3
2
7
7
4
2
1
8
3
2
1
8
4
5
7
5
3
1
1
5
6
3
2
9
8
"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.