does: compute the tree-to-list transformation for a tree with two
leaves, performing all beta reduction by hand using the
definitions for bind\_continuation, unit\_continuation and so on.
- If you take this route, study the description of streams (a
+ If you take this route, study the description of **streams** (a
particular kind of data structure) below. The goal will be to
arrange for the continuation-flavored tree_monadizer to transform
a tree into a stream instead of into a list. Once you've done