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#103. 【入门】调换位置
ID: 103
Type: Default
1000ms
16MiB
Tried: 2
Accepted: 2
Difficulty: 10
Uploaded By:
cjzm
Tags>
字符串
【入门】调换位置
说明
将用逗号隔开的两个英语单词交换位置输出。
输入格式
一行以逗号隔开的两个英文单词
输出格式
将两个单词交换后输出的结果
abc,de
de,abc
来源
字符串
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