MediumUnderstandRecursion & BacktrackingMultiple Choice

What is the time complexity of Sudoku Solver in the worst case?

Understand Tests comprehension and ability to explain concepts.

Answer Options

AO(9^81)
BO(9^empty_cells)
CO(81!)
DO(9!)

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This question is from the Recursion & Backtracking topic (Algorithms).

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