用C语言 编写 一个时钟程序

#include<graphics.h>
#include<math.h>
#include<dos.h>
#define pi 3.1415926
#define X(a,b,c) x=a*cos(b*c*pi/180-pi/2) 300;
#define Y(a,b,c) y=a*sin(b*c*pi/180-pi/2) 240;
#define d(a,b,c) X(a,b,c);Y(a,b,c);line(300,240,x,y)
void init()
{int i,l,x1,x2,y1,y2;
setbkcolor(1);
circle(300,240,200);
circle(300,240,205);
circle(300,240,5);
for(i=0;i<60;i )
{if(i%5==0) l=15;
else l=5;
x1=200*cos(i*6*pi/180) 300;
y1=200*sin(i*6*pi/180) 240;
x2=(200-l)*cos(i*6*pi/180) 300;
y2=(200-l)*sin(i*6*pi/180) 240;
line(x1,y1,x2,y2);
}
}
main()
{
int x,y;
int gd=VGA,gm=2;
unsigned char h,m,s;
suct time t[1];
initgraph(&gd,&gm,"d:\\tc");
init();
setwritemode(1);
gettime(t);
h=t[0].ti_hour;
m=t[0].ti_min;
s=t[0].ti_sec;
setcolor(7);
d(150,h,30);
setcolor(14);
d(170,m,6);
se