/*
	Programmer:	Leandro Vicario
	Date:			Oct. 09, 2004
	Program Name: ama_grade_io
*/

import java.io.*;

public class ama_grade_io
{
	public static void main(String[] args) throws IOException
	{
		//Declaring variables
		BufferedReader dataIn = new BufferedReader(new InputStreamReader(System.in));
		String strPrelims, strMidterm, strFinals;
		double prelims, midterm, finals, grade;
		
		boolean done = false;
		String strAsk;
		int ask = 0;
		
		while (!done)
		{
			try
			{
				//Getting input from the user
				System.out.println("\n\t***** AMA Grading System *****");
				System.out.println("");
				
				System.out.print("\n\t\tPrelim Grade: ");
					strPrelims = dataIn.readLine();
					prelims = Double.parseDouble(strPrelims);
					
				System.out.print("\n\t\tMidterm Grade: ");
					strMidterm = dataIn.readLine();
					midterm = Double.parseDouble(strMidterm);
				
				System.out.print("\n\t\tFinals Grade: ");
					strFinals = dataIn.readLine();
					finals = Double.parseDouble(strFinals);
					
				//Computation
				grade = (prelims*0.3) + (midterm*0.3) + (finals*0.4);
				
				//Output
				System.out.println("\n\tAverage grade is: " + Math.round(grade));
				
				if (grade < 75)
				{
					System.out.println("\tStatus: Failed");
				}
				
				if ((grade > 75) && (grade <100))
				{
					System.out.println("\tStatus: Pass");
				}
				
				if (grade > 100)
				{
					System.out.println("\tOver the maximum grade, grade range from 50 to 100 only");
				}
				
				//Ask user to computer another or exit
				System.out.println("\n\t1) Compute Another    2) Exit");
				System.out.print("\t");
					strAsk = dataIn.readLine();
					ask = Integer.parseInt(strAsk);
				System.out.println("\n");
				
				if ((ask <= 0) || (ask >= 3))
				{
					System.out.println("\n\tInvalid entry, choose 1 or 2.");
				}
				
				if (ask == 1)
				{
					done = false;
				}
				
				if (ask == 2)
				{
					done = true;
				}
			
			} // end try
			
			catch (NumberFormatException e)
			{
				System.out.println("\n\tInvalid data, please try again!");
			} // end catch
			
		}// end while
		
	} // end main
	
} // end class