Sudoku.java
- Sudoku Source Code In Java Free Download For Windows 7
- Java Sudoku Solver
- Sudoku Source Code In Java Free Download For Pc
Code Sudoku Html, free code sudoku html software downloads, Page 3. Sudoku Source Code. Java version of the popular Sudoku logic game. Intends to provide an. Feb 24, 2020 Open Sudoku. Open Sudoku is a simple open-source Sudoku game. It's designed to be controlled both by finger and keyboard. It's preloaded with 90 puzzles in 3 difficulty levels. More puzzles can be downloaded from the web, and it also allows you to enter your own puzzles. Authors and Contributors.
Sudoku Source Code In Java Free Download For Windows 7
/** |
* http://www.geeksforgeeks.org/backtracking-set-7-suduku/ |
*/ |
publicclassSudoku { |
publicstaticvoidmain(Stringargs[]) { |
newSudoku(newint[][] { |
{3, 0, 6, 5, 0, 8, 4, 0, 0}, |
{5, 2, 0, 0, 0, 0, 0, 0, 0}, |
{0, 8, 7, 0, 0, 0, 0, 3, 1}, |
{0, 0, 3, 0, 1, 0, 0, 8, 0}, |
{9, 0, 0, 8, 6, 3, 0, 0, 5}, |
{0, 5, 0, 0, 9, 0, 6, 0, 0}, |
{1, 3, 0, 0, 0, 0, 2, 5, 0}, |
{0, 0, 0, 0, 0, 0, 0, 7, 4}, |
{0, 0, 5, 2, 0, 6, 3, 0, 0} |
}).solve(); |
} |
privateint sudoku[][]; |
privateint n =9; |
publicSudoku(intsudoku[][]) { |
this.sudoku = sudoku; |
} |
publicvoidsolve() { |
if (!backtrackSolve()) { |
System.out.println('This sudoku can't be solved.'); |
} |
for (int i =0; i < n; i++) { |
for (int j =0; j < n; j++) { |
System.out.print(sudoku[i][j] +''); |
} |
System.out.println(); |
} |
} |
publicbooleanisSuitableToPutXThere(inti, intj, intx) { |
// Is 'x' used in row. |
for (int jj =0; jj < n; jj++) { |
if (sudoku[i][jj] x) { |
returnfalse; |
} |
} |
// Is 'x' used in column. |
for (int ii =0; ii < n; ii++) { |
if (sudoku[ii][j] x) { |
returnfalse; |
} |
} |
// Is 'x' used in sudoku 3x3 box. |
int boxRow = i - i %3; |
int boxColumn = j - j %3; |
for (int ii =0; ii <3; ii++) { |
for (int jj =0; jj <3; jj++) { |
if (sudoku[boxRow + ii][boxColumn + jj] x) { |
returnfalse; |
} |
} |
} |
// Everything looks good. |
returntrue; |
} |
publicbooleanbacktrackSolve() { |
int i =0, j =0; |
boolean isThereEmptyCell =false; |
for (int ii =0; ii < n &&!isThereEmptyCell; ii++) { |
for (int jj =0; jj < n &&!isThereEmptyCell; jj++) { |
if (sudoku[ii][jj] 0) { |
isThereEmptyCell =true; |
i = ii; |
j = jj; |
} |
} |
} |
// We've done here. |
if (!isThereEmptyCell) { |
returntrue; |
} |
for (int x =1; x <10; x++) { |
if (isSuitableToPutXThere(i, j, x)) { |
sudoku[i][j] = x; |
if (backtrackSolve()) { |
returntrue; |
} |
sudoku[i][j] =0; // We've failed. |
} |
} |
returnfalse; // Backtracking |
} |
} |
commented Mar 18, 2018
Not all Sudokus can be solved heuristically. Surely if this algorithm had to guess something it would panic |
Java Sudoku Solver
commented Sep 3, 2019
Thank you! The logic to limit the box size has really helped me. |
Sign up for freeto join this conversation on GitHub. Already have an account? Sign in to comment
From:java sudoku project
Description:A simple sudoku application! You can enable help mode to solve sudoku puzzles! A big number of puzzles of different difficulty level! Enjoy!...
- By simera2013-12-11
- View(s):58
- Download(s):0
- Point(s): 1
Sudoku Source Code In Java Free Download For Pc
Expand><Close
Point(s): 1
Download0 lines left, continue to read
File list
Tips: You can preview the content of files by clicking file names^_^Name | Size | Date |
---|---|---|
0 | 1.97 kB | |
0 | 1.97 kB | |
build.xml | 3.53 kB | 2013-12-01 06:09 |
0 | 1.97 kB | |
<.netbeans_automatic_build> | 0.00 B | 2013-12-01 06:10 |
<.netbeans_update_resources> | 0.00 B | 2013-12-01 06:10 |
0 | 1.97 kB | |
0 | 1.97 kB | |
0 | 1.97 kB | |
0 | 1.97 kB | |
ButtonController.class | 1.32 kB | 2013-12-04 16:01 |
SudokuController.class | 2.39 kB | 2013-12-04 16:01 |
0 | 1.97 kB | |
Game.class | 5.36 kB | 2013-12-04 16:01 |
UpdateAction.class | 1.18 kB | 2013-12-04 16:01 |
0 | 1.97 kB | |
ButtonPanel$1.class | 801.00 B | 2013-12-04 16:01 |
ButtonPanel.class | 3.32 kB | 2013-12-04 16:01 |
Field.class | 1.66 kB | 2013-12-04 16:01 |
Sudoku.class | 2.18 kB | 2013-12-04 16:01 |
SudokuPanel$1.class | 983.00 B | 2013-12-04 16:01 |
SudokuPanel.class | 3.34 kB | 2013-12-04 16:01 |
manifest.mf | 85.00 B | 2012-04-18 17:03 |
0 | 1.97 kB | |
build-impl.xml | 77.12 kB | 2013-12-01 06:09 |
genfiles.properties | 475.00 B | 2013-12-01 06:09 |
0 | 1.97 kB | |
private.properties | 149.00 B | 2013-12-01 05:44 |
project.properties | 2.29 kB | 2013-12-01 06:09 |
project.xml | 517.00 B | 2013-12-01 06:09 |
0 | 1.97 kB | |
0 | 1.97 kB | |
0 | 1.97 kB | |
0 | 1.97 kB | |
0 | 1.97 kB | |
ButtonController.java | 1.11 kB | 2010-06-27 21:29 |
SudokuController.java | 2.28 kB | 2010-06-27 21:56 |
0 | 1.97 kB | |
Game.java | 11.17 kB | 2010-07-01 01:02 |
UpdateAction.java | 223.00 B | 2010-06-27 21:57 |
0 | 1.97 kB | |
ButtonPanel.java | 3.54 kB | 2010-07-01 03:00 |
Field.java | 1.50 kB | 2010-06-27 22:11 |
Sudoku.java | 1.53 kB | 2010-06-27 22:25 |
SudokuPanel.java | 3.68 kB | 2010-07-01 02:33 |
0 | 1.97 kB |