Browse and switch challenges
Sudoku Solver
Solve a 9x9 Sudoku. Empty cells are '.'
. Return a completed valid grid.
Important
- -The solution must satisfy all row, column, and 3x3 box constraints.
- -Assume a unique solution exists.
Signature
Constraints
- -
Grid is 9x9
- -
Digits '1'..'9' or '.'
Examples
System prompt
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Read-only
// Waiting for generated code…
// Your output will appear here as soon as the model returns JavaScript.
// It must define function sudoku(…)
.
// Tip: write a prompt on the left and click "Generate code" .
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Submission #1
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