Problem:
X Cubic

Write a program which calculates the cube of a given integer x.

Input

An integer x is given in a line.

Output

Print the cube of x in a line.

Constraints

1 ≤ x ≤ 100

Sample Input 1

2

Sample Output 1

8

Sample Input 2

3

Sample Output 2

27

Solution in PHP (judge verdict: WA: Presentation Error)

<?php

class Problem1{


    private $input;
    private $array_temp=array();
    private $array_result=array();
    private $array_buf=array();

    function __construct(){

        $this->SetInputData();

        $this->SetInputData_SpaceSplit();

        //$this->SetInputData_PeriodSplit();

        // $this->SetInputData_CommaSplit();
    }

    function SetInputData(){

        $this->input=trim(fgets(STDIN));

        //??\????????°?????????
        //??????(?????????)????????\??????????????´?????????????????????????????????
        while($this->input){

            $this->array_temp[]=$this->input;
            $this->input=trim(fgets(STDIN));

        }

    }

    function GetInputData(){

        return $this->array_temp;
    }

    function SetInputData_PeriodSplit(){


        foreach($this->GetInputData() as $val){

            $this->array_buf[]=explode (".",$val);

        }

        //return $this->array_buf;

    }

    function SetInputData_CommaSplit(){


        foreach($this->GetInputData() as $val){

            $this->array_buf[]=explode (",",$val);

        }

        //return $this->array_buf;

    }

    function SetInputData_SpaceSplit(){

        foreach($this->GetInputData() as $val){

            $this->array_buf[]=explode (" ",$val);

        }

        //return $this->array_buf;

    }

    function GetInputData_SpaceSplit(){


        return $this->array_buf;
    }

    function GetInputData_PeriodSplit(){

        return $this->array_buf;
    }

    function GetInputData_CommaSplit(){

        return $this->array_buf;
    }



    function GetResultData(){

        $this->array_result=$this->GetInputData();

        print pow($this->array_result[0],3) . "\n";



    }

 






 




 

}

$obj=new Problem1();


$obj->GetResultData();




?>