
 
import java.util.Scanner;
import java.util.*;
import java.lang.*;
 
class Main {
 
    public static void main(String[] args) {
        int x = 0, tot;
        Scanner sc = new Scanner(System.in);
 

 
            int temp = sc.nextInt();

 
            tot = temp * temp * temp;
 
            System.out.println((int)tot);

 
        }
 
    }
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz