爱心函数(c或c++)

#include
#include
#include
#include
#include
using namespace std;
int main(){char s[100]="I  IOVE  YOU";
char *s1=s;system("color F4");//1 blue;2 yellow;4 red;5 purple;6 yellow;7 灰色；system("mode con cols=166 lines=22");
	double x,y,a;
		for(y=1.5;y>=-1.5;y=y-0.1214)	{		for(x=-1.5;x<1.5;x=x+0.05)		{a=pow(x,2)+pow(y,2)-1;	
			if(pow(a,3)-pow(x,2)*pow(y,3)<=0)		{cout<<'*';		Sleep(1);		}		
			else			cout<<" ";		}		
			cout<