题解 | #单词倒排#
单词倒排
https://www.nowcoder.com/practice/81544a4989df4109b33c2d65037c5836
import sys s = input() rev = '' for i in s: if i.isalpha(): rev = rev+i else: rev = rev +' ' 通过字符串拼接将字母取出来,将非字母去掉 print(' '.join(rev.split()[::-1])) 通过split()将字符串转换成列表后到排后再通过join将列表转成字符串