PlaySudoku.us
Medium · Puzzle #185
3
4
1
7
6
9
8
1
8
7
6
7
9
2
5
6
9
8
7
2
1
5
6
8
2
6
7
1
5
2
8
9
4
2
3
5
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.