Question

defibe nested list ??????​

Answer 1

A nested list is simply a list that occurs as an element of another list (which may of course itself be an element of another list, etc.). Common reasons nested lists arise are: They're matrices (a list of rows, where each row is itself a list, or a list of columns where each column is itself a list).

Answer 2

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nested list means any kind of list can be placed inside of other list for example the undordered list can be placed under ordered list ...