mdagain.java

class eduinstitute {
    String insname;
    String location;
    int estyear;

    eduinstitute(String in, String loc, int esy) {
        insname = in;
        location = loc;
        estyear = esy;

    }

    int calculateage() {
        return 2025 - estyear;
    }

    void displaydetail() {
        System.out.println("Name of the institute : " + insname);
        System.out.println("Location of the institute : " + location);
        System.out.println("Established year of the institute : " + estyear);
    }

}

class highschool extends eduinstitute {
    String schooltype;
    int numberofst;

    highschool(String in, String loc, int esy, String sct, int nst) {
        super(in, loc, esy);
        schooltype = sct;
        numberofst = nst;

    }
    @Override
    void displaydetail(){
        super.displaydetail();
        System.out.println("Type  of the institute  : "+schooltype);
        System.out.println("Number of the institute student : "+numberofst);
    }

}

class University extends eduinstitute {
    int NUMofdep;
    Boolean isresearh;

    University(String in,String loc,int esy,int dep,Boolean is){
        super(in,loc,esy);
        NUMofdep=dep;
        isresearh=is;

    }
  @Override
    void displaydetail() {
        super.displaydetail();
        System.out.println ("Number of Department : " + NUMofdep);
        System.out.println ("Is research Center : " + (isresearh ? "yes" : "NO"));
    }

}

public class mdagain {
   public static void main(String[] args) {
    highschool h1= new highschool("g x school","cth", 2010,"public",40);
    h1.displaydetail();
     System.out.println("Age of institute : "+ h1.calculateage());
    University u1= new University("iiuc","bangladesh",2004,12,true);
   
   
    u1.displaydetail();
     System.out.println("Age of institute : "+ u1.calculateage());
   }

}