Problem Description

The volume of a cube with side length $x\:\mathrm{cm}$ is $(x \times x \times x)\:\mathrm{cm}^3$.

Given an integer $ X $. Find the volume of a cube with side length $X\:\mathrm{cm}$ in $\mathrm{cm}^3$.

Input Format

The input is given from the standard input in the following format:

$ X $

Output Format

Output the volume of a cube with side length $X\:\mathrm{cm}$ in $\mathrm{cm}^3$, omitting the unit ($\mathrm{cm}^3$).

Sample Input and Output

Sample Input #1

4

Sample Output #1

64

Sample Input #2

1

Sample Output #2

1

Sample Input #3

999

Sample Output #3

997002999

Notes/Hints

Constraints

• $1 \leq X \leq 1,000$.
• $ X $ is an integer.

Sample Explanation 1

The volume of a cube with side length $4\:\mathrm{cm}$ is $(4 \times 4 \times 4)\:\mathrm{cm}^3$, which is $64\:\mathrm{cm}^3$.

见题面 Input 部分

见题面 Output 部分