PlaySudoku.us
Easy · Puzzle #900
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"Without mathematics, there's nothing you can do. Everything around you is mathematics. Everything around you is numbers." — Shakuntala Devi
"Without mathematics, there's nothing you can do. Everything around you is mathematics. Everything around you is numbers." — Shakuntala Devi
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.