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T2.cpp

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+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+// 函数用于生成数字1到9的随机排列
+void shuffle(int arr[], int n) {
+    if (n > 1) {
+        int i;
+        for (i = 0; i < n - 1; i++) {
+            int j = i + rand() % (n - i);
+            int temp = arr[i];
+            arr[i] = arr[j];
+            arr[j] = temp;
+        }
+    }
+}
+//数独矩阵比较美观的输出 
+void printSudoku(int sudoku[9][9]) {
+    printf("+-------+-------+-------+\n");
+    for (int i = 0; i < 9; i++) {
+        if (i > 0 && i % 3 == 0) {
+            printf("+-------+-------+-------+\n");
+        }
+        for (int j = 0; j < 9; j++) {
+            if (j % 3 == 0) {
+                printf("| ");
+            }
+            printf("%d ", sudoku[i][j]); // 输出数组中的元素
+        }
+        printf("|\n");
+    }
+    printf("+-------+-------+-------+\n");
+}
+int main() {
+    // 初始化随机数生成器
+    srand(time(0));
+
+    int grid[9][9] = {0}; // 创建3x9的数组并初始化为0
+
+    int numbers[9] = {1, 2, 3, 4, 5, 6, 7, 8, 9}; // 创建包含数字1到9的数组
+
+    // 随机排列数组中的数字
+    shuffle(numbers, 9);
+
+    int row, col;
+    int numIndex = 0;
+
+    // 将打乱顺序的数字填充到数组中
+    for (row = 0; row < 3; row++) 
+	{
+    	int aa=0,bb=0,cc=0;
+    	while(aa==bb||bb==cc||aa==cc)
+    	{
+    	aa=rand()%9;
+		bb=	rand()%9;
+		cc=rand()%9;
+		}
+            grid[row][aa] = numbers[numIndex];
+            numIndex++;
+                  grid[row][bb] = numbers[numIndex];
+            numIndex++;
+                  grid[row][cc] = numbers[numIndex];
+            numIndex++;
+        }
+ // 随机排列数组中的数字
+    shuffle(numbers, 9);
+
+    numIndex = 0;
+
+    // 将打乱顺序的数字填充到数组中
+    for (row = 3; row < 6; row++) 
+	{
+    	int aa=0,bb=0,cc=0;
+    	while(aa==bb||bb==cc||aa==cc)
+    	{
+    	aa=rand()%9;
+		bb=	rand()%9;
+		cc=rand()%9;
+		}
+            grid[row][aa] = numbers[numIndex];
+            numIndex++;
+                  grid[row][bb] = numbers[numIndex];
+            numIndex++;
+                  grid[row][cc] = numbers[numIndex];
+            numIndex++;
+        }
+        // 随机排列数组中的数字
+    shuffle(numbers, 9);
+
+
+numIndex = 0;
+
+    // 将打乱顺序的数字填充到数组中
+    for (row = 6; row < 9; row++) 
+	{
+    	int aa=0,bb=0,cc=0;
+    	while(aa==bb||bb==cc||aa==cc)
+    	{
+    	aa=rand()%9;
+		bb=	rand()%9;
+		cc=rand()%9;
+		}
+            grid[row][aa] = numbers[numIndex];
+            numIndex++;
+                  grid[row][bb] = numbers[numIndex];
+            numIndex++;
+                  grid[row][cc] = numbers[numIndex];
+            numIndex++;
+        } 
+    // 打印数组
+     printSudoku(grid);
+
+    return 0;
+}  
+
+