Math.random generate a random number between 1 and 10 in Java

/**
 * @author lautturi.com 
 * Java example: Math.random generate a random number between 1 to 10 in Java
 */

import java.util.*;

public class Lautturi {
	public static void main(String[] args) {
		// generate a double value between 0.0(inclusive) to 1.0(exclusive);
		Math.random();

		// generate a random number between 1 to 10
		int randomNum = ((int) (Math.random()*(10 - 1))) + 1;
		
		System.out.println(randomNum);
	}
}