import java.util.*;

public class Main {
    
    public static void main(String arg[]) {
        try{
            Scanner scan = new Scanner(System.in);
            int x = scan.nextInt();
            if(0<x && x<101){
            int y = (int)Math.pow(x, 3);
            System.out.println(y);
            }else{
                System.out.println("1??????100?????§???????????§???");
            }
            
        }catch(InputMismatchException ex){
            System.out.println("1??????100?????§????????¶??°?????\?????????????????????");
        }
    }
}
/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