Eight squares with a 45° turn between each

Whose task it is to ensure that the product flows logically from one step to another?

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names

It is not necessary to develop strategies to separate good information and bad information on the internet. true or false