ComparingChar - java2

package lesson;
import java.util.Scanner;
public class ComparingCharacters
{

	public static void main(String[] args)
	{
		//relational operators and comparison operators are same thing
			Scanner keyboard = new Scanner(System.in);

		char a, b;
		String in;
		System.out.println("enter a character");
		in = keyboard.nextLine();
		a = in.charAt(0);

		if (a == 'n')
		{
			System.out.println("letter is 'n'");
		}
		if (a != 'n')
		{
			System.out.println("letter is not 'n'");
		}
	}

}