This c graphics program performs countdown for 30 seconds.

C program countdown code

#include <graphics.h>
#include <dos.h>
#include <conio.h>

int main()
{
int gd = DETECT, gm, i;
char a[5];

initgraph( &gd, &gm, "C:\\TC\\BGI");

settextjustify( CENTER_TEXT, CENTER_TEXT );
settextstyle(DEFAULT_FONT,HORIZ_DIR,3);
setcolor(RED);

for (i = 30; i >=0; i--)
{
sprintf(a,"%d",i);
outtextxy(getmaxx()/2, getmaxy()/2, a);
delay(1000);

if ( i == 0 )
break;
cleardevice();
}

getch();
closegraph();
return 0;
}
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