Common addition operations for JAVA

Using the scanner class, where the numeric input function uses the while loop structure to get the real number entered, and when the letter is entered, the loop is ended

Source:

Package CCC;
Import java.util.*;
public class VVV {
public static void Main (string[] args) {
System.out.println ("Please enter the number of additions required");
System.out.print ("(last input any letter end input):");
Scanner reader=new Scanner (system.in);
Double sum = 0;
int m=0;
while (Reader.hasnextdouble ())
{
Double x = reader.nextdouble ();
m = m + 1;
sum = sum + x;

}
System.out.print ("Number of inputs" +m+ "\ T and is:" +sum);
System.out.print ("\ t average is:" +sum/m);
}

}

Results:

Common addition operations for JAVA