mirror of
https://github.com/TheAlgorithms/Python.git
synced 2024-12-24 12:10:16 +00:00
ce7faa5a3a
* Insertion_sort * largest subarray sum * updated print command * removed extraspaces * removed sys.maxint * added explaination * Updated function style * Update largest_subarray_sum.py * Update i_sort.py * Delete bogo_bogo_sort.py
24 lines
678 B
Python
24 lines
678 B
Python
from sys import maxsize
|
|
|
|
|
|
def max_sub_array_sum(a: list, size: int = 0):
|
|
"""
|
|
>>> max_sub_array_sum([-13, -3, -25, -20, -3, -16, -23, -12, -5, -22, -15, -4, -7])
|
|
-3
|
|
"""
|
|
size = size or len(a)
|
|
max_so_far = -maxsize - 1
|
|
max_ending_here = 0
|
|
for i in range(0, size):
|
|
max_ending_here = max_ending_here + a[i]
|
|
if max_so_far < max_ending_here:
|
|
max_so_far = max_ending_here
|
|
if max_ending_here < 0:
|
|
max_ending_here = 0
|
|
return max_so_far
|
|
|
|
|
|
if __name__ == "__main__":
|
|
a = [-13, -3, -25, -20, 1, -16, -23, -12, -5, -22, -15, -4, -7]
|
|
print(("Maximum contiguous sum is", max_sub_array_sum(a, len(a))))
|