Problem Statement

Takahashi is going to set a 3-character password.
How many possible passwords are there if each of its characters must be a digit between 1 and N (inclusive)?

Input

Input is given from Standard Input in the following format:
N

Output

Print the number of possible passwords.

Constraints

• $1 \leq N \leq 9$
• N is an integer.

Sample Input 1

2

Sample Output 1

8

There are eight possible passwords: 111, 112, 121, 122, 211, 212, 221, and 222.

Sample Input 2

1

Sample Output 2

1

There is only one possible password if you can only use one kind of character.

见题面 Input 部分

见题面 Output 部分