PROGRAMMING:Exchange of RMB and US dollar
With the increasing frequency of international exchanges, currency exchange has become a regular operation. Assuming that the exchange rate between us dollar and RMB today is 7.05 RMB for us dollar, please write a program to complete the exchange between us dollar and RMB.
###Input format:
Input as a line, indicating the currency to be converted. USD and RMB are expressed in USD and CNY respectively, followed by an integer indicating the amount of currency.
###Output format:
The output is one line, indicating the converted currency. The US dollar and RMB are expressed in USD and CNY respectively, with 2 decimal places reserved.
###Input sample 1:
```in
USD100
```
###Output sample 1:
```out
CNY705.00
```
###Input sample 2:
```in
CNY705
```
###Output sample 2:
```out
USD100.00
```
answer：If there is no answer, please comment
###Input format:
Input as a line, indicating the currency to be converted. USD and RMB are expressed in USD and CNY respectively, followed by an integer indicating the amount of currency.
###Output format:
The output is one line, indicating the converted currency. The US dollar and RMB are expressed in USD and CNY respectively, with 2 decimal places reserved.
###Input sample 1:
```in
USD100
```
###Output sample 1:
```out
CNY705.00
```
###Input sample 2:
```in
CNY705
```
###Output sample 2:
```out
USD100.00
```
answer：If there is no answer, please comment