int isprime(int a)
{ 
	int i;
	for(i=3;i<=(int)sqrt(a);i=i+2)
		if(a%i==0)return 0;

		return (a==2)||(a%2!=0);
}

void main()
{int n,i,j;
 scanf("%d",&n);
 for(i=6;i<=n;i=i+2)
	for(j=2;j<=i/2;j++)
	{
		 if(isprime(j)&&isprime(i-j))
		 {
			 printf("%d=%d+%d\n",i,j,i-j);
			 break;
	
		 }
	}

}