#include<stdio.h>
#include <time.h>
#include <stdlib.h>
int main()
{
	int board[9][9]={{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0}};
				
	int flag[9][9]={{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0},
				{0,0,0,0,0,0,0,0,0}};
				
	srand(time(NULL));
	int i,j,p,num;
	
	for(i=0;i<9;i++)
	{
		for(j=0;j<3;j++)
		{
			do{
				p=rand()%10;
			}while(p>=9 || board[i][p]!=0);
			do{
				num=rand()%10;
			}while(num==0 || flag[i][num]==1);
			board[i][p]=num;
			flag[i][num]=1;
		}
	}
	
	for(i=0;i<9;i++)
	{
		if(i%3==0) printf("|-----------------------|\n");
		for(j=0;j<9;j++)
		{
			if(j%3==0) printf(j==0?"|":" |");
			printf(" %d",board[i][j]);
		}
		printf(" |\n");
	}
	printf("|-----------------------|\n");
}