UppercaseLowercase.java

package Assignment2;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;


 class UppercaseLowercase {



        public static void main(String args[]) throws IOException
        {
            char m;
            BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
            System.out.print("Enter any alphabet:");
            m = (char) bf.read();
            if(m >= 97 && m <= 123)
            {
                System.out.println("Lower Case");
            }
            else if(m >= 65 && m <= 96)
            {
                System.out.println("Upper Case");
            }
            else if(m >= 48 && m <= 57)
            {
                System.out.println("Digit");
            }
        }
    }