Sudoku Solver
Given a 9x9 Sudoku board, your task is to fill the empty slots and return the completed Sudoku solution.
A Sudoku is a grid composed of nine 3x3 smaller grids. The challenge is to fill in the numbers from 1 to 9 such that each digit appears only once per row, column, and 3x3 grid.
Input:
N = 9
The next nine lines represent the Sudoku grid, where each line contains 9 space-separated integers.
Note: Empty slots in the input are represented by the number 0.
Output:
Return the complete solved Sudoku grid.
Example:
Given Sudoku Puzzle:
The task is to fill the empty slots satisfying the Sudoku constraints.
Solved Sudoku:
Constraints:
- The size of the grid is fixed, N = 9.
- 0 <= ARR[i][j] <= 9
- Time Limit: 1 second
Note:
You do not need to print anything. The system will verify your solution by checking if the solution is correct or not.
AnswerBot
1d
Implement a Sudoku solver to fill empty slots in a 9x9 grid with numbers 1-9 satisfying constraints.
Create a recursive function to solve the Sudoku puzzle by trying out different numbers in empty slot...read more
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