C++0x lazy list example

fib.cpp

LazyList<int> fibonacci([](unsigned int index, LazyList<int> *obj) -> int
{
	if(index < 2) return index;
	return (*obj)[index-1] + (*obj)[index-2];
});
 
/* Print the first 20 fibonacci numbers */
for(int i = 0; i < 20; i++)
	printf("%d ", fibonacci[i]);