void main()
{
	int n,i,j=3,a,b,c=1,d=1;
	scanf("%d",&n);
	printf("6=3+3\n8=3+5\n");
	for(i=10;i<=n;i=i+2)
       for(j=3;j<=i/2;)
	   {if (j==3)
			   for(b=2;b<i-j;b=b+1)
			       if((i-j)%b==0)
					goto loop;
				   else continue;
		else 
            for(a=3;a<sqrt(j)+2;a=a+2)
			   if (j%a==0)
				   goto loop;
			   else 
			   {for(b=3;b<sqrt(i-j)+2;b=b+2)
			       if((i-j)%b==0)
					goto loop;
				   else continue;
			   }
		printf("%d=%d+%d\n",i,j,i-j);break;
loop:j=j+2;}
	
}