2019-06-12:今日头条测试开发面试编程题:123456789隔三个字符反转成321654987

def dellWithNums(s): saveNums=[] for i in [0,3,6]: saveNums.append(s[i:i+3]) print(saveNums) tarNums=[] for j in saveNums: #print(j) tarChar=j[::-1]
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