PlaySudoku.us
Medium · Puzzle #347
7
3
4
8
3
6
8
5
7
7
6
7
3
4
2
8
8
1
9
2
3
6
4
8
1
2
5
9
4
3
1
7
1
6
2
8
Backtracking — the algorithm most computers use to solve Sudoku — is a form of depth-first search with pruning.
Backtracking — the algorithm most computers use to solve Sudoku — is a form of depth-first search with pruning.
Backtracking — the algorithm most computers use to solve Sudoku — is a form of depth-first search with pruning.
Backtracking — the algorithm most computers use to solve Sudoku — is a form of depth-first search with pruning.