shudu1/2

#include <stdio.h>
#include <time.h>
#include <stdlib.h>
int main()
{
	int board[9][9]={{0}};
	srand(time(NULL));
	int temp1;
	int temp2;
	int temp3;
	int temp4;
	int temp5;
	int temp6;
	int x[9]={0};
	int a=0; 
	while(a<9)
	{
		temp1=rand()%3;
		temp2=rand()%9;
		if(board[temp1][temp2]==0&&x[temp1]<3)
		{
			board[temp1][temp2]=a+1;
			x[temp1]=x[temp1]+1;
			a++;
		}
	}
	a=0; 
	while(a<9)
	{
		temp3=rand()%3+3;
		temp4=rand()%9;
		if(board[temp3][temp4]==0&&x[temp3]<3)
		{
			board[temp3][temp4]=a+1;
			x[temp3]=x[temp3]+1;
			a++;
		}
	}
	a=0; 
	while(a<9)
	{
		temp5=rand()%3+6;
		temp6=rand()%9;
		if(board[temp5][temp6]==0&&x[temp5]<3)
		{
			board[temp5][temp6]=a+1;
			x[temp5]=x[temp5]+1;
			a++;
		}
	}
	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]);
    	}
    	printf("|\n");
	}
	printf("|-----------|\n");
}