import java.util.Scanner;
class Main{
    public void kozueteacher() {
    Scanner sc = new Scanner(System.in); 
    int x = sc.nextInt();
        int y = x * x;
        int z = y * x;
        System.out.println(z);
    }
    public static void main(String[] args) {
        new Main().kozueteacher();
    }
}
/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