interface getGrade{
public void finGrade()
}
class First implements getGrade{
int a[]
public First(){}
public First(int grade[]){
a=grade.clone()
}
public void finGrade(){
int sum
for (int i=0i<=4i++)
{
sum=sum+a[i]
}
int num
num=sum/5
System.out.println("平均636f70793231313335323631343130323136353331333335313736成绩为:"+num)
}
}
class Second implements getGrade{
int a[]
public Second(){}
public Second(int grade[]){
a=grade.clone()
}
public void finGrade(){
int j,k,t
for (j=1j<5j++)
for (k=0k<5-jk++)
if (a[k]>a[k+1])
{
t=a[k]
a[k]=a[k+1]
a[k+1]=t
}
a[0]=0
a[4]=0
int sun
for (int i=0i<=4i++)
{
sun=sun+a[i]
}
int nun
nun=sun/3
System.out.println("平均成绩为:"+nun)
System.out.println("(去掉一个最高分和一个最低分)")
}
}
public class exer4 {
public static void main (String args[]){
System.out.println("请依次输入评委所给的分数")
System.out.println("(默认为五个评委)")
int a[] = new int [5]
Scanner reader = new Scanner(S
