diff --git a/数独2.cpp b/数独2.cpp
deleted file mode 100644
index fcf190b..0000000
--- a/数独2.cpp
+++ /dev/null
@@ -1,100 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-
-void assignNumbers(int matrix[3][9]) 
-{
-	srand(time(NULL));
-	int num[10]={0,1,2,3,4,5,6,7,8,9};
-    for (int i = 0; i < 3; i++) 
-	{
-        for (int j = 0; j < 3; j++) 
-		{
-            int randomNumber = rand() % 10;
-            int random=rand()%10; 
-            while (matrix[i][randomNumber] != 0)
-			 {
-                randomNumber = rand() % 10;
-             }
-             while(num[random]==10)
-             {
-             	random=rand()%10;
-			 }
-            matrix[i][randomNumber] =num[random] ;
-            num[random]=10;
-        }
-    }
-}
-void shuffleMatrix(int matrix[3][9])//Ï´ÅÆËã·¨ 
- {
-    for (int i = 2; i >= 0; i--) 
-	{
-        for (int j = 8; j > 0; j--) 
-		{
-            int row1 = i;
-            int col1 = j;
-            int row2 = rand() % (i + 1);
-            int col2 = rand() % (j + 1);
-
-            int temp = matrix[row1][col1];
-            matrix[row1][col1] = matrix[row2][col2];
-            matrix[row2][col2] = temp;
-        }
-    }
-}
-void mergeMatrices(int matrix1[3][9], int matrix2[3][9], int matrix3[3][9], int mergedMatrix[9][9]) //ºÏ²¢¾ØÕó 
-{
-    // ¸´ÖƵÚÒ»¸ö¾ØÕóµÄÄÚÈݵ½Ç°ÈýÐÐ
-    for (int i = 0; i < 3; i++) {
-        for (int j = 0; j < 9; j++) {
-            mergedMatrix[i][j] = matrix1[i][j];
-        }
-    }
-
-    // ¸´ÖƵڶþ¸ö¾ØÕóµÄÄÚÈݵ½ÖмäÈýÐÐ
-    for (int i = 0; i < 3; i++) {
-        for (int j = 0; j < 9; j++) {
-            mergedMatrix[i + 3][j] = matrix2[i][j];
-        }
-    }
-
-    // ¸´ÖƵÚÈý¸ö¾ØÕóµÄÄÚÈݵ½×îºóÈýÐÐ
-    for (int i = 0; i < 3; i++) {
-        for (int j = 0; j < 9; j++) {
-            mergedMatrix[i + 6][j] = matrix3[i][j];
-        }
-    }
-}
-void print(int board[9][9])
- {
-    for (int i = 0; i < 9; i++) //ÐÐ 
-	{
-        if (i % 3 == 0 )
-		 {
-            printf("---------------------\n");
-        }
-        for (int j = 0; j < 9; j++) //ÁÐ 
-		{
-            if (j % 3 == 0 && j != 0) 
-			{
-                printf("| ");
-            }
-            printf("%d ", board[i][j]);
-        }
-        printf("\n");
-    }
-}
-
-int main()
-{
-	int merge[9][9]={0};
-	int mat1[3][9]={0};
-	int mat2[3][9]={0};
-	int mat3[3][9]={0};
-	assignNumbers(mat1);
-	assignNumbers(mat2);
-	assignNumbers(mat3);
-	mergeMatrices(mat1,mat2,mat3,merge);
-	print(merge);
-	return 0;
-}