代码如下:
package Test; public class SensibleGame { /** * @param args */ int[][] mainNumber; boolean[][] flagNumber; public SensibleGame(int[][] mainNumber) { this.mainNumber = mainNumber; flagNumber = new boolean[9][9]; for(int i=0;i<9;i++) { for(int j=0;j<9;j++) { if(mainNumber[i][j] == 0) { flagNumber[i][j] = false; } else { flagNumber[i][j] = true; } } } } public boolean CheckRow(int i, int j)//检查(i,j)位置的行是否满足数独条件 { // 代码省略 } public boolean CheckColumn(int i, int j)//检查(i,j)位置的列是否满足数独条件 { //代码省略 } public boolean CheckRound(int i, int j)//检查(i,j)位置所在的3x3格是否满足数独条件 { //代码省略 } public void run()//计算方法 穷举填数过程 { int i = 0; int j = 0; boolean previousFlag = false; while(true) { if(i<0 (专业提供视频软件下载)
(专业提供视频软件下载)
i>8 (专业提供视频软件下载)
(专业提供视频软件下载)
j<0 (专业提供视频软件下载)
(专业提供视频软件下载)
j>8) { System.out.print("下标越界!"); return; } if(previousFlag == false) { if(flagNumber[i][j] == true) { previousFlag = false; if(i==8 && j==8) { System.out.print("计算结束\n"); break; } else if(i>=0&&i<8&&j==8) { i = i + 1; j = 0; continue; } else { j = j + 1; continue; } } boolean flag = false; int k = 0; while(!flag && k<9) { mainNumber[i][j] = ++k; flag = CheckAll(i, j); } if(flag == true) { previousFlag = false; if(i==8&&j==8) { System.out.println("计算结束\n"); } else if(i>=0&&i<8&&j==8) { i = i + 1; j = 0; continue; } else { j = j + 1; continue; } } else { previousFlag = true; mainNumber[i][j] = 0; if(i==0&&j==0) { System.out.println("计算失败\n"); } else if(i>0&&i<9&&j==0) { i = i -1; j = 8; continue; } else { j = j - 1; continue; } } } else { if(flagNumber[i][j] == true) { previousFlag = true; if(i==0&&j==0) { System.out.println("计算失败\n"); break; } else if(i>0&&i<9&&j==0) { i = i - 1; j = 8; continue; } else { j = j - 1; continue; } } boolean flag = false; while(!flag && mainNumber[i][j]<9 && mainNumber[i][j]>0) { mainNumber[i][j] = mainNumber[i][j] + 1; flag = CheckAll(i, j); } if(flag == true) { previousFlag = false; if(i==8&&j==8) { System.out.println("计算结束\n"); break; } else if(i>=0&&i<8&&j==8) { i = i + 1; j = 0; continue; } else { j = j + 1; continue; } } else { previousFlag = true; mainNumber[i][j] = 0; if(i==0&&j==0) { System.out.println("计算失败\n"); break; } else if(i>0&&i<9&&j==0) { i = i - 1; j = 8; continue; } else { j = j - 1; continue; } } } } } public void Print()//打印 { int k =0; for(int i=0;i<9;i++) { for(int j=0;j<9;j++) { System.out.print(mainNumber[i][j]); if((++k)%9 == 0) { System.out.println(""); } } } } public static void main(String[] args) { // TODO Auto-generated method stub int[][] mainNumber = {{0,9,0,0,1,0,0,2,0}, {7,0,0,0,0,8,3,0,0}, {0,0,0,0,0,0,4,0,0}, {8,3,0,0,0,0,0,1,0}, {0,0,6,0,0,0,0,0,5}, {0,4,0,7,0,0,0,0,0}, {0,0,0,0,0,7,8,9,0}, {0,2,1,0,0,0,0,0,0}, {3,0,0,0,5,0,0,0,6}, }; SensibleGame sensibleGame = new SensibleGame(mainNumber); sensibleGame.run(); sensibleGame.Print(); } }
运行结果如下:
计算结束
493516728
762498351
185372469
837925614
216843975
549761283
654137892
921684537
378259146
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