From de7f0232e5625b5413b0a5d0d6cead5fcab50383 Mon Sep 17 00:00:00 2001
From: ph9kiql5e <157842898@qq.com>
Date: Fri, 3 Nov 2023 17:36:09 +0800
Subject: [PATCH] ADD file via upload

---
 数独2.c | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 数独2.c

diff --git a/数独2.c b/数独2.c
new file mode 100644
index 0000000..bb9c0be
--- /dev/null
+++ b/数独2.c
@@ -0,0 +1,94 @@
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+void copy(int *a,int *b)
+{
+	int i;
+	for(i=0;i<9;i++)
+	{
+		*(a+i)=*(b+i);
+	}
+}
+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");
+}
+void make(int a[9][9])
+{
+	srand(time(NULL));
+	int b[9]={0};
+	int c[9];//ÔÝ´æ 
+	int i,j,k=0,l=0;
+	int t;
+	for(i=0;i<9;i++)
+	{
+		for(j=0;j<9;j++)
+		{
+			copy(c,b);
+			t=rand()%10;
+			if(t==0)
+			{
+				a[i][j]=t;
+			}
+			else
+			{
+				if(b[t-1]==0)
+			    {
+				    a[i][j]=t;
+				    b[t-1]=1;
+				    k++;
+			    }
+			    else
+			    {
+			    	a[i][j]=0;
+				}
+			}
+			if(k==4)
+			{
+				k=0;
+				for(;j<9;j++)
+				{
+					a[i][j]=0;
+				}
+				l++;
+				break;
+			}
+		}
+		if(i%3==2)
+		{
+			for(j=0;j<9;j++)
+			{
+				b[j]=0;
+			}
+		}
+	}
+}
+
+int main()
+{
+	int a[9][9];
+	make(a);
+	print(a);
+	return 0;
+}