#include<stdio.h>
#define SIZE 9
void printSudoku(int board[SIZE][SIZE]);
int main()
{
	int board[SIZE][SIZE]={{5,3,0,0,7,0,0,0,0},
	{6,0,0,1,9,5,0,0,0},
	{0,9,8,0,0,0,0,6,0},
	{8,0,0,0,6,0,0,0,3},
	{4,0,0,8,0,3,0,0,1},
	{7,0,0,0,2,0,0,0,6},
	{0,6,0,0,0,0,2,8,0},
	{0,0,0,4,1,9,0,0,5},
	{0,0,0,0,8,0,0,7,9}};
	printSudoku(board);
	return 0;
}
void printSudoku(int board[SIZE][SIZE])
{
	for (int i=0;i<SIZE;i++)
	{
		for(int j=0;j<SIZE;j++)
		{
			printf("%2d",board[i][j]);
			if((j+1)%3==0&&j<SIZE-1)
			{
				printf("|");
			}
		}
		printf("\n");
		if((i+1)%3==0&&i<SIZE-1)
		{
			for(int k=0;k<SIZE;k++)
			{
				if((k+1)%3==0&&k<SIZE-1)
				{
					printf("|");
				}
				else
				{
					printf("---");
				}
			}
			printf("\n");
		}
	}
}