Java Varargs - Simple Addition

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    class Add{

    void add(int... a){
        int sum=0;
     for(int i=0;i<a.length;i++){
        sum=sum+a[i];
        System.out.print(a[i]);
        if(i<(a.length-1)){
          System.out.print("+");  
        }
     } 
     System.out.println("="+sum);
    }
    

    }