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#! /usr/bin/env python
""" Perl weekly challenge 073
https://perlweeklychallenge.org/blog/perl-weekly-challenge-073/ Task 2 """
def get_smallest(arr):
"""Write a script to create an array that represents the
smallest element to the left of each corresponding index.
If none found then use 0. """
return_array = list()
return_array.append(0)
my_min = arr[0]
for i in range(1, len(arr)):
if my_min < arr[i]:
return_array.append(my_min)
else:
return_array.append(0)
if arr[i] < my_min:
my_min = arr[i]
return return_array
assert get_smallest([7, 8, 3, 12, 10]) == [0, 7, 0, 3, 3]
assert get_smallest([4, 6, 5]) == [0, 4, 4]
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