PROGRAMMING:Find the absolute value
Find the absolute value of a real number.
###Input format:
There are several groups of input data, each group occupies a row, and each row contains a real number.
###Output format:
For each group of input data, output its absolute value, require each group of data output a line, the results retain two decimal places.
###Input example:
Here is a set of inputs. For example:
```in
one hundred and twenty-three
-234.00
```
###Output example:
The corresponding output is given here. For example:
```out
one hundred and twenty-three
two hundred and thirty-four
```
answer：If there is no answer, please comment
###Input format:
There are several groups of input data, each group occupies a row, and each row contains a real number.
###Output format:
For each group of input data, output its absolute value, require each group of data output a line, the results retain two decimal places.
###Input example:
Here is a set of inputs. For example:
```in
one hundred and twenty-three
-234.00
```
###Output example:
The corresponding output is given here. For example:
```out
one hundred and twenty-three
two hundred and thirty-four
```
answer：If there is no answer, please comment