void moveDisks(int n, Tower& dest,Tower& buffer){
if(n>0){
moveDisks(n-1,buffer,dest);
moveTopTo(dest);
buffer.moveDisks(n-1,dest,*this);
}
}
void MoveDisks(int n, Tower d, Tower buffer)
{
if( n > 0 ) {
// put n-1 elements to the buffer Tower
MoveDisks(n - 1 , buffer, d);
// move one last element to the destination
MoveTopTo(d);
// put those n-1 back to the destination Tower!
buffer.moveDisks(n-1, d,this);
// Done
}
}