10791: ABC145 - A - Circle
[Creator : ]
Description
Given is an integer $r$.
How many times is the area of a circle of radius $r$ larger than the area of a circle of radius $1$?
It can be proved that the answer is always an integer under the constraints given.
How many times is the area of a circle of radius $r$ larger than the area of a circle of radius $1$?
It can be proved that the answer is always an integer under the constraints given.
Input
Input is given from Standard Input in the following format:
```
$r$
```
```
$r$
```
Output
Print the area of a circle of radius $r$, divided by the area of a circle of radius $1$, as an integer.
Constraints
- $1 \leq r \leq 100$
- All values in input are integers.
- All values in input are integers.
Sample 1 Input
2
Sample 1 Output
4
How many times is the area of a circle of radius $r$ larger than the area of a circle of radius $1$?
It can be proved that the answer is always an integer under the constraints given.
Sample 2 Input
100
Sample 2 Output
10000