[JAVA] ch03-08. 덧셈

 

public class Ex08 {//덧셈.
    public static void main(String[] args){
        byte a = 10;
        byte b = 20;
        byte c = (byte)(a+b);
        //byte c =  a+b; // result type is int.
        System.out.println(c);
    }
}