import java.util.Scanner;
class Main{
    public static void main(String args[]) {
       Scanner scanner = new Scanner(System.in);
         int number = scanner.nextInt();
         int result = number * number * number;
         System.out.println(result);

    }
}
/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