import java.util.Scanner;

public class medical
{
private String hospitalName;

public medical( String name )
{
hospitalName = name;
}

public void setHospitalName( String name )
{
hospitalName = name;
}

public String getHospitalName()
{
return hospitalName;
}
public void displayMessage()
{
System.out.printf( "ANALYSIS PROGRAMME FOR HEALED CANCER PATIENTS\n at %s\n", getHospitalName() );
}

public void analysis()
{
Scanner input = new Scanner( System.in );

int counter=0;
int average;
int total = 0;
int result;

System.out.println( "\nENTER MEDICAL RESULT OR -1 TO EXIT:" );
result = input.nextInt();

while( result != -1 )
{
total = total + result;
counter = counter + 1;
System.out.print( "ENTER MEDICAL RESULT OR -1 TO EXIT:" );
result = input.nextInt();
}



average = total / counter;

System.out.printf( "\nAVERAGE NUMBER OF PEOPLE HEALED: %d" , average );
}

}







public class medical1
{

public static void main( String args[] )
{

medical nurse = new medical("GRAYS HOSPITAL";

nurse.displayMessage();

nurse.analysis();

}

}

Do you know what object oriented programming is ?

You code is a very crude implementation of wht it is