//Purpose: Calculate the overall occupancy rate for a hotel.
//Input: # of floors, # of rooms per floor, # of rooms that are occupied
//Output: # of rooms, # of rooms that are occupied and vacant
//Overall occupancy rate for the hotel
import java.io.*;
import java.util.Scanner;
import javax.swing.JOptionPane;
import java.text.DecimalFormat;

public class proj6 {
	public static void main(String[] args) throws IOException {
		DecimalFormat f = new DecimalFormat ("#,##0.00");
		String fileInput;
		File myfile;
		Scanner sfile;
		int number = 0,sum = 0,max = 0,min = 100, Asum = 0, Bsum = 0;
		int Csum = 0, Dsum = 0, Fsum = 0, total = 0;

		fileInput = JOptionPane.showInputDialog("Please enter the name" +
			"of the file that contains the grades");
		myfile = new file(fileInput);
		sfile = new Scanner(myfile);

		while(sfile.hasNext()){
			number = sfile.nextInt();
			sum+=number;
			total++;
			if(number < min){
				min = number;
			}
			if(number > max){
				max = number;
			}
			if(number >= 90){
				Asum++;
			}
			else if(number >= 80){
				Bsum++;
			}
			else if(number >= 70){
				Csum++;
			}
			else if(number >=60){
				Dsum++;
			}
			else{
				Fsum++;
			}
		}
		JOptionPane.ShowMessageDialog(null, "Total number of midterm " +
			"grades: " + total + "\n The average midterm grade: " +
			sum/total + "\n The lowest midterm grade: " + min +
			"\n The highest midterm grade: " + max);
		JOptionPane.ShowMessageDialog(null, "The number of F midterms: " +
			Fsum + "\n The number of D midterms: " + Dsum + "\n The " +
			"number of C midterms: " + Csum + "\n The number of B" +
			" midterms: " + Bsum + "\n The number of A midterms: " +
			Asum + "||" + Asum/sum);
	}


}