import static java.lang.Double.parseDouble;

public class Main {
    public static void main (String[] args ) {
        int i ;
        String number = new java.util.Scanner ( System.in ).nextLine();
        i = (int) xclubic (parseDouble(number));
        System.out.println(i);
    }
    public static double xclubic (double x) {
        double y;
        y = 3;
        return Math.pow(x , y);
    }
}
/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