int main()
{
    int i,y,k,x;
	int c(int n);
	scanf("%d",&x);
	for (k=6;k<=x;k+=2)
	for (i=2;i<k;i++) 
	{
		if (c(i)) y=k-i;
		if (c(y)) printf("%d=%d+%d\n",k,i,y);else continue;
		break;
	}

	return 0;
}
int c(int n)
{
	int m;
	for (m=2;m<=sqrt(n);m++) if (n%m==0) {n=0;break;}
    return (n!=0?1:0);
}
