java的三次上机作业

package ThreeWork;
//final int Maxsize = 5;
public class Student {
String name;
char sex;
int age;
String num;
int sore[] = new int[5];
public Student(String name,char sex,int age,String num) {
this.name = name;
this.sex = sex;
this.age = age;
this.num = num;
}
public void Systemout(String name,char sex,int age,String num,int sore[]) {
System.out.println("姓名："+name+"，性别："+sex+",年龄："+age+",学号：");
for(int i=0;i < 5;i++){
System.out.println("第"+(i+1)+"门学科成绩："+sore[i]);
}
}
public double average(int sore[]){
int s;
double s1;
for(int i=s=0;i < 5;i++) {
s = s + sore[i];
}
s1 = s/5.0;
return s1;
}

}