diff --git a/数独1.c b/数独1.c
new file mode 100644
index 0000000..00dd6a3
--- /dev/null
+++ b/数独1.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+
+void print(int board[9][9])
+ {
+    int i,j; 
+	for(i=0;i<9;i++) 
+	{
+        if(i%3==0)
+		{
+            printf("|-----------|\n");
+        }
+        for(j=0;j<9;j++)  
+		{
+            if(j%3==0) 
+			{
+                printf("|");
+            }
+            printf("%d",board[i][j]);
+            if(j==8)
+            {
+            	printf("|"); 
+			}
+        }
+        printf("\n");
+    }
+    printf("|-----------|\n");
+}
+int main()
+{
+	int board[9][9]={{5,3,4,6,7,8,9,1,2}, 
+                    {6,7,2,1,9,5,3,4,8}, 
+                    {1,9,8,3,4,2,5,6,7}, 
+                    {8,5,9,7,6,1,4,2,3}, 
+                    {4,2,6,8,5,3,7,9,1}, 
+                    {7,1,3,9,2,4,8,5,6}, 
+                    {9,6,1,5,3,7,2,8,4}, 
+                    {2,8,7,4,1,9,6,3,5}, 
+                    {3,4,5,2,8,6,1,7,9}}; 
+    print(board);
+    return 0;
+}