Varargs_Simple_Addition.java

import java.io.*;
import java.lang.reflect.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

//Write your code here
class Add {
    public void add(int... args) {
        int sum = 0;
        for(int i = 0; i < args.length; i++){
            sum += args[i];
            System.out.print(i+1 != args.length ? args[i] + "+" : args[i]);
        }
        System.out.println("=" + sum);
    }
}


public class Varargs_Simple_Addition {

    public static void main(String[] args) {
       try{
			BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
			int n1=Integer.parseInt(br.readLine());
			int n2=Integer.parseInt(br.readLine());
			int n3=Integer.parseInt(br.readLine());
			int n4=Integer.parseInt(br.readLine());
			int n5=Integer.parseInt(br.readLine());
			int n6=Integer.parseInt(br.readLine());
			Add ob=new Add();
			ob.add(n1,n2);
			ob.add(n1,n2,n3);
			ob.add(n1,n2,n3,n4,n5);
			ob.add(n1,n2,n3,n4,n5,n6);
			Method[] methods=Add.class.getDeclaredMethods();
			Set<String> set=new HashSet<>();
			boolean overload=false;
			for(int i=0;i<methods.length;i++){
				if(set.contains(methods[i].getName())){
					overload=true;
					break;
				}
				set.add(methods[i].getName());
			}
			if(overload){
				throw new Exception("Overloading not allowed");
			}
		} catch(Exception e){
			e.printStackTrace();
		}
	}
}