Cylinder volume
A cylinder has a height
h
and a radius r
. Your task is to calculate the volume of that cylinder.As a reminder, the volume of the cylinder is calculated by multiplying the area of the base circle by the height:
The first 2 lines of the input represent the
h
and the r
of the cylinder. Print its volume in the output.
Input | Output |
15
6 | 1696.46 |
You might want to set the value of to something very precise like
3.14159265359
.Constraints
Time limit: 2 seconds
Memory limit: 512 MB
Output limit: 1 MB