#10769. 字符串逆序
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ID: 10769
Type: Default
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
字符串逆序
Description
输入一串以‘！’结束的字符，按逆序输出。
## Input Format
如题述。
## Output Format
如题述。
```input1 abc!
```output1
cba