Introduction - If you have any usage issues, please Google them yourself
For example, the player needs to deduce the number of all the remaining spaces based on the known numbers on the 9 * 9 disk, and satisfy each row, column, and column,
The number in each of the nine colors is 1-9, not repeated.
The answer to Sudoku is unique, so multiple solutions are also known as no solutions.
The figures in the figure are said to be difficult subjects devised by Finland mathematicians for 3 months. But for you who can use computer programming, fear
If the breeze.
The question here is to enter Sudoku puzzles, and the only solution for sudoku. We guarantee that all known data formats are legal and subject
There is only one solution.
Format requirements, enter 9 lines, 9 digits per line, 0 represent unknown, and other numbers are known.
Output 9 lines, each line of 9 numbers indicate Sudoku solution.