StringTokenizer

import java.util.*;
class StringTokenizerDemo {

    public static void main(String[] args)
    {
        int sum=0;
        int n;
        Scanner sobj=new Scanner(System.in);
        System.out.println("enter the string");
        String s=sobj.next();
        StringTokenizer str=new StringTokenizer(s,":");
        while(str.hasMoreTokens())
        {
            String temp=str.nextToken();
            n=Integer.parseInt(temp);
            System.out.println(n);
            sum=sum+n;
            
        }
        System.out.println("the sum of overall tokens is:"+sum);
        sobj.close();
    }
    
}