public static voidmain(String[] args){

        System.out.print("请输入一串字符：");

        Scanner scan = newScanner(System.in).useDelimiter("\\n");

        String strIn = scan.next();

        scan.close();

        char[] ch = strIn.toCharArray();

        System.out.println(strIn+"共"+(ch.length-1)+"个字符");

    }

public static voidmain(String[] args){

        System.out.print("请输入一串字符：");

        Scanner scan = newScanner(System.in).useDelimiter("\\n");

        String strIn = scan.next();

        scan.close();

        char[] ch = strIn.toCharArray();

        System.out.println(strIn+"共"+(ch.length-1)+"个字符");

    }