It outputs a rectangular perimeter area

import java.util.*;
public class Rectangle {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        System.out.println("请输入长和宽");
        Scanner input=new Scanner(System.in);
        int a=input.nextInt();
        int b=input.nextInt();
        Tangle c=new Tangle(a,b);
    }
}
class Tangle{
    int area;
    int girth;
    public Tangle(int height,int width){
        area=height*width;
        girth=(height+width)*2;
        System.out.println("面积为"+area);
        System.out.println ( "circumference" girth +); 
    } 
}