简单的JAVA问题！有错不知道改哪好了！

class student
{
String stu_ID;
String stu_name;
int stu_age;

student(String a,String b,int c)
{
stu_ID=a;
stu_name=b;
stu_age=c;
}
boolean search(String name)
{
return(stu_name.equals(name));
}
void print_stu_information()
{
System.out.println("**********"+stu_name+"学生的信息"+"*********");
System.out.println("姓名:"+stu_name);
System.out.println("学号:"+stu_ID);
System.out.println("年龄"+stu_age);
}

}

class teacher
{
String tea_name;
String tea_ID;
int tea_age;

teacher(String a,String b,int c)
{
tea_name=a;
tea_ID=b;
tea_age=c;
}
boolean search(String name)
{
return(tea_name.equals(name));
}
void print_tea_information()

改好了！
class student
{
String stu_ID;
String stu_name;
int stu_age;

student(String a,String b,int c)
{
stu_ID=a;
stu_name=b;
stu_age=c;
}
boolean search(String name)
{
return(stu_name.equals(name));
}
void print_stu_information()
{
System.out.println("**********"+stu_name+"学生的信息"+"*********");
System.out.println("姓名:"+stu_name);
System.out.println("学号:"+stu_ID);
System.out.println("年龄"+stu_age);
}

}

class teacher
{
String tea_name;
String tea_ID;
int tea_age;

teacher(String a,String b,int c)
{
tea_name=a;
tea_ID=b;
tea_age=c;
}
boolean search(String name)
{
return(tea_name.equals(name));
}
void print_tea_information()
{
System.out.println("*******

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