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分类：字符串

知识点：

1. 字符串转list，每个字符成为list中的一个元素    list(string)

2. 字符串变大小写    str.upper(), str.lower()

题目来自【华为招聘模拟考试】

# If you need to import additional packages or classes, please import here.def func():# please define the python3 input here. For example: a,b = map(int, input().strip().split())sentence = input().strip()my_list = list(sentence)# ['w', 'h', 'o', ' ', 'l', 'o', 'v', 'e']# print(my_list)vowels = ('a','e','i','o','u','A','E','I','O','U')new_my_list = []for letter in my_list:if letter in vowels:new_my_list.append(letter.upper())elif letter == ' ':new_my_list.append(letter)else:new_my_list.append(letter.lower())# print(new_my_list)new_sentence = ''.join(new_my_list)print(new_sentence)# please finish the function body here.# please define the python3 output here. For example: print().if __name__ == "__main__":func()

by 软件工程小施同学