import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.math.*;

class Main {
	public static void main(String[] args) throws IOException {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			String str = br.readLine();
			int n = Integer.parseInt(str);
			System.out.println((int)Math.pow(n, 3));
	}
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.math.*; math.* java class Main {
	public static void main(String[] args) throws IOException {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			String str = br.readLine();
			int n = Integer.parseInt(str);
			System.out.println((int)Math.pow(n, 3));
	}
} Main public static void main(String[] args) throws IOException {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			String str = br.readLine();
			int n = Integer.parseInt(str);
			System.out.println((int)Math.pow(n, 3));
	} main {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			String str = br.readLine();
			int n = Integer.parseInt(str);
			System.out.println((int)Math.pow(n, 3));
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String str = br.readLine(); str br.readLine() br.readLine br int n = Integer.parseInt(str); n Integer.parseInt(str) Integer.parseInt Integer str System.out.println((int)Math.pow(n, 3)) System.out.println System.out System System.out (int)Math.pow(n, 3) Math.pow Math n 3 String[] args args
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.math.*;

class Main {
	public static void main(String[] args) throws IOException {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			String str = br.readLine();
			int n = Integer.parseInt(str);
			System.out.println((int)Math.pow(n, 3));
	}
}