leetcode:Reverse Words in a String【Python版】
2014-10-15 23:30
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class Solution:
# @param s, a string
# @return a string
def reverseWords(self, s):
ss = s.split(" ")
ss = filter(lambda x:x!="",ss)
l = len(ss)
for i in range(l/2):
ss[i],ss[l-1-i] = ss[l-1-i],ss[i]
s = (" ").join(ss)
return s为了去掉''字符，尝试了好几种方法，最后还是用filter函数将其过滤掉了。
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