Beginners Lab Java

and other characters
import java.io.*;
class InputDiagnosis{
public static void main(String args[]) throws IOException
{
char ch;
int digit=0;
int upper=0;
int lower=0;
int other=0;
BufferedReader inputstream =new BufferedReader(new InputStreamReader(System.in));
System.out.println("
Type some text. When done, press Enter to Quit:");
do{
ch=(char) inputstream.read();
if(Character.isDigit(ch))
digit++;
else if(Character.isUpperCase(ch))
upper++;
else if(Character.isLowerCase(ch))
lower++;
else
other++;
}while(ch !='
');
System.out.println("No Of Digits:" +digit);
System.out.println("No Of Uppercase Characters:" +upper);
System.out.println("No Of Lowercase Characters:" +lower);
System.out.println("No Of Other Characters:" +other);
}
}