Execute o código CPP

#include <graphics.h>
main()
{
    int x = 50, y = 400, r = 50, d = 1;
    initwindow(600, 600);
    
    while(1)
    {
        setcolor(14);
        circle(x, y, r);
        delay(10);
        setcolor(0);
        circle(x, y, r);
        if(x == 49 || x == 550)
            d = d * -1;
        x = x + d;
    }
    getch();
}
Stupid Sheep