空窗期真的很恐怖
我已經不懂程式了哀
連easy都要WA幾次 吐了
def getLongestSubsequence(self, words, groups):
"""
:type words: List[str]
:type groups: List[int]
:rtype: List[str]
"""
pre_group = groups[0]
cur_ans = [words[0]]
for i in range(1, len(words)):
if groups[i] != pre_group:
cur_ans.append(words[i])
pre_group = groups[i]
return cur_ans