find all subarrays of a given array in python

Question

How to find all the subarrays of a given array in the fastest possible way? for eg:a=[1,2,3,4,5] The purpose of question is to large array input and find all the possible saubarrays

Did Google say "zero results found" ? – mad_ Jun 01 '18 at 17:39 — mad_, Jun 01 '18 at 17:39

Nandish Patel · Accepted Answer · 2021-10-01T05:15:07.423

0

def sub_lists(my_list): subs = [[]] for sub in my_list:subs += [i + [sub] for i in subs] return subs

edited Oct 01 '21 at 05:15

answered Jun 01 '18 at 17:34

Nandish Patel

116
13

Lets say the input list is [5,7,1]. We don't get [1,5] subarray in output – mbxzxz Sep 03 '21 at 18:00

score -1 · Answer 2 · answered Jun 01 '18 at 17:34

-1

Now sure what you meant by sub arrays, but sounds like you want all the permutations of the contents in a given array. Which can be found here:

How to generate all permutations of a list in Python

answered Jun 01 '18 at 17:34

Shen Huang

11
4

find all subarrays of a given array in python

2 Answers2