【Java每日一题】20161215

package Dec2016;  
  
public class Ques1215 {  
  
   static final  int num1 = 2;  
   static final  int num2 = 3;  
   static int num3 = 2;  
   static int num4 = 3;  
  
   public static void main(String[] args){  
       int result1 = num1 * num2;  // 1  
       int result2 = num3 * num4;  // 2  
   }  
}

今日问题： 
请问主程序中行1和行2有什么区别？（点击如下“【Java每日一题】20161215”查看20161214问题解析） 

题目原发布于公众号、简书：【Java每日一题】20161215，【Java每日一题】20161215