java 输入身高体重求标准体重

public class Liti5 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("你的身高");
        int a = in.nextInt();
        System.out.println("你的体重");
        int b = in.nextInt();
        System.out.println("标准体重为："+(a+b)/2);
    }
}