class box_Shape 
    {
        int w;
        int h;
        int l;
        int vol;
        void vol() 
        {
            vol = w * h * l;
        } 
        void vol(int p) 
        {
            vol = p;
        }
    }    
   public class Result 
    { 
        public static void main(String args[]) 
        {
            box_Shape bs = new box_Shape();
            bs.h = 2;
            bs.l = 7;
            bs.w = 6;
            bs.vol(6);
            System.out.println(bs.vol);        
        } 
    }