Help with Time/space complexity. Would the time complexity be O(n^2) or O(n*m) ?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Help with Time/space complexity. Would the time complexity be O(n^2) or O(n*m) ?

def longestCommonPrefix(self, strs: List[str]) -> str:
def lcp(strs):
if strs ==
2
4 v
:
5
return
if len(strs)
return strs[0]
6 v
== 1:
7
8.
strs[0]
prefix =
prefixlength
9.
10
len(prefix)
%3D
11
12 v
for word in strs[1:]:
while prefix != word[0:prefixLength]: # flower != flow
prefix = prefix[0:(prefixLength-1)] #flowe
prefixlength
13 v
14
%3D
15
-= 1
16
17 v
if prefixLength
== 0:
18
return
19
return prefix
20
Transcribed Image Text:def longestCommonPrefix(self, strs: List[str]) -> str: def lcp(strs): if strs == 2 4 v : 5 return if len(strs) return strs[0] 6 v == 1: 7 8. strs[0] prefix = prefixlength 9. 10 len(prefix) %3D 11 12 v for word in strs[1:]: while prefix != word[0:prefixLength]: # flower != flow prefix = prefix[0:(prefixLength-1)] #flowe prefixlength 13 v 14 %3D 15 -= 1 16 17 v if prefixLength == 0: 18 return 19 return prefix 20
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