题解 | #单词倒排#
单词倒排
https://www.nowcoder.com/practice/81544a4989df4109b33c2d65037c5836
arr = list(input())
# 将所有非字母替换成空格
for i, ch in enumerate(arr):
if not ch.isalpha():
arr[i] = " "
# 从列表变成一个字符串
string = "".join(arr)
words = string.split(" ")
for word in words[::-1]:
if word != "":
print(word, end=" ")
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