PROGRAMMING:Male standard weight
###Task description
According to the calculation method recommended by who, the standard weight of male is (height cm-80) × 70%。
This topic requires reading in a real number indicating a man's height (in meters, with a maximum of 2 decimal places), outputting the standard weight of the man, with 2 decimal places after the decimal point.
###Input format:
Input only one line, 1 real number.
###Output format:
Output the standard weight result in one line, and then output kg.
###Input example:
```in
one point eight five
```
###Output example:
```out
73.50KG
```
###Tips
When outputting real data, the%. 3lf format can be used to control the output of only 3 decimal places.
answer：If there is no answer, please comment
According to the calculation method recommended by who, the standard weight of male is (height cm-80) × 70%。
This topic requires reading in a real number indicating a man's height (in meters, with a maximum of 2 decimal places), outputting the standard weight of the man, with 2 decimal places after the decimal point.
###Input format:
Input only one line, 1 real number.
###Output format:
Output the standard weight result in one line, and then output kg.
###Input example:
```in
one point eight five
```
###Output example:
```out
73.50KG
```
###Tips
When outputting real data, the%. 3lf format can be used to control the output of only 3 decimal places.
answer：If there is no answer, please comment