import java.util.Scanner;
public class Password
{
    public static void main(String[] args)
    {
        // Prompt the user to enter their password and pass their string
        // to the passwordCheck method to determine if it is valid.
        Scanner input = new Scanner(System.in);
        System.out.println("Please enter your password");
        String userPassword = input.nextLine();

        passwordCheck(userPassword);
        if(passwordCheck(userPassword))
        {
            System.out.println("This password is valid");
        }
        else
        {
            System.out.println("This password is not valid");
        }

    }

    public static boolean passwordCheck(String password)
    {
        // Create this method so that it checks to see that the password
        // is at least 8 characters long and only contains letters
        // and numbers.
        boolean pass = false;

        String checker = "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890";


        for(int i = 0; i < password.length(); i++)
        {
            int occurrence = checker.indexOf(password.charAt(i));

            if((occurrence != -1) && password.length() >= 8)
            {
                pass = true;
            }
            else
            {
                pass = false;
                break;
            }
        }


        return pass;


    }
}











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