public class UseStatic {
 static int score1 = 86;
 static int score2 = 92;
 public static void sum(){
  System.out.println(score1+score2);
 }
}

public class UstTest {

 public static void main(String[] args) {
 UseStatic u = new UseStatic();
 u.sum();
 }
}

如果错了，为什么？谢谢！！