linux C 9*9

#include<stdio.h>
#include<conio.h>
#include <windows.h>
void Gotoxy(int x, int y);
void main(){
	int i, j, x, y;
	system("CLS");	/* 清屏 */
	printf("\n\n***pithy formi Table ....***\n\n");

	x=9;
	y=5;
	for(i=1;i<=9;i++){
		Gotoxy(x,y);
		printf("%2d ",i);
		x+=3;
	}

	x=7;
	y=6;
	for(i=1;i<=9;i++){
		Gotoxy(x,y);
		printf("%2d ",i);
		y++;
	}

	x=9;
	y=6;
	for(i=1;i<=9;i++){
		for(j=1;j<=9;j++){
			Gotoxy(x,y);
			printf("%2d ",i*j);
			y++;
		}
		y-=9;
		x+=3;
	}
	printf("\n\n press ay key to qui ...\n");
	getchar();
}

void Gotoxy(int x, int y)
{
    int xx=0x0b;
    HANDLE hOutput;
    COORD loc;
    loc.X = x;
    loc.Y=y;
    hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
    SetConsoleCursorPosition(hOutput, loc);
    return;
}