사각형 넓이 둘레 계산

public class Rectangle {

int width;

int height;

}

 

----------------------------------------------------------------------------------------

 

import java.util.Scanner;

public class Practice_34 {

 

public static void main(String[] args) {

Scanner input = new Scanner(System.in);

 

Rectangle obj = new Rectangle();

 

System.out.print("가로 입력: ");

obj.width = input.nextInt();

System.out.print("세로 입력: ");

obj.height = input.nextInt();

 

System.out.println("면적은 " + (obj.width * obj.height) + "입니다.");

System.out.println("둘레는 " + (obj.width + obj.height) * 2 + "입니다.");

 

input.close();

 }

}

 

결과: