On 2021-12-30 23:27, hongy...@gmail.com wrote:
On Friday, December 31, 2021 at 7:04:24 AM UTC+8, Chris Angelico wrote:
Neither of these wants to be recursive, and writing them recursively
pollutes the function signature with parameters that really exist just
to be local variables. Passing an accumulator down is a terrible way
to demonstrate the beauty of recursion - it instead shows off how you
can shoehorn anything into recursion and make it worse in the process.
Then what cases/scenarios can demonstrate the beauty of recursion?
Walking a tree.
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