import java.util.Scanner;

public class EvenOddDigits
{
	 public static void main(String [] args){
	      giveIntro();
	      Scanner console = new Scanner(System.in);
	      double studentOneExam = getExamScore(console);
	      double studentOneGPA = getGPA(console);
	      double studentTwoExam = getExamScore(console);
	      double studentTwoGPA = getGPA(console);
	      double studentOneTotal = total(studentOneExam, studentOneGPA);
	      double studentTwoTotal = total(studentTwoExam, studentTwoGPA);
	      compareApplicants(studentOneTotal, studentTwoTotal);


	   }

	   // Introduces the program to the user
	   public static void giveIntro(){
	      System.out.println("This program compares two applicants to");
	      System.out.println("determine which one seems like the stronger");
	      System.out.println("applicant.  For each candidate I will need");
	      System.out.println("either SAT or ACT scores plus a weighted GPA.");
	      System.out.println();
	   }

	   // Uses the console scanner to prompt for the person's statistics
	   // Returns the exam scores
	   public static double getExamScore(Scanner console) {
	      System.out.println("Information for applicant #1:");
	      System.out.print("do you have 1) SAT scores or 2) ACT scores? ");
	      int choice;
	      choice = console.nextInt();
	      double score = 0.0;
	      if (choice == 1){
	         score = getSATInfo(console);
	      }
	      if (choice == 2){
	         score = getACTInfo(console);
	      }
	      return score;   // fix the return variable this is the problem
	   }

	   // Uses the console scanner to prompt for SAT information
	   public static double getSATInfo(Scanner console) {
	      System.out.print("SAT math? ");
	      double math = console.nextInt();
	      System.out.print("SAT critical reading? ");
	      double reading = console.nextInt();
	      System.out.print("SAT writing? ");
	      double writing = console.nextInt();
	      double score = SATScore(math, reading, writing);
	      System.out.println("exam score = " + round(score));
	      return score;
	   }

	   // returns the overall SAT exam score given math, reading, and writing scores
	   // out of 100
	   public static double SATScore (double math, double reading, double writing) {
	      return (2 * math + reading + writing)/32;
	   }

	   // Uses the console scanner to prompt for ACT information
	   public static double getACTInfo(Scanner console) {
	      System.out.print("ACT English? ");
	      double English = console.nextInt();
	      System.out.print("ACT math? ");
	      double math = console.nextInt();
	      System.out.print("ACT reading? ");
	      double reading = console.nextInt();
	      System.out.print("ACT science? ");
	      double science = console.nextInt();
	      double score = ACTScore(English, math, reading, science);
	      System.out.println("exam score = " + round(score));
	      return score;
	   }

	   // returns the overall ACT exam score given English, math, reading, and
	   // science scores out of 100
	   public static double ACTScore (double English, double math,
	                                  double reading, double science) {
	      return (English + 2*math + reading + science)/1.8;
	   }

	   // Returns the overall score of the GPA given actual, max, and transcript multiplier
	   // also out of 100
	   public static double getGPA(Scanner console){
	      System.out.print("overall GPA? ");
	      double actualGPA = console.nextDouble();
	      System.out.print("max GPA? ");
	      double maxGPA = console.nextDouble();
	      System.out.print("Transcript Multiplier? ");
	      double multiplier = console.nextDouble();
	      double score = GPAScore(actualGPA, maxGPA, multiplier);
	      System.out.print("GPA score = " + round(score));
	      System.out.println();
	      return score;
	   }
	   public static void compareApplicants(double studentOne, double studentTwo){
		   System.out.println("First applicant overall score  = " +Math.round(studentOne*10.0)/10.0);
		      System.out.println("Second applicant overall score  = " +Math.round(studentTwo*10.0)/10.0);

		      if(studentOne > studentTwo)
		    	  System.out.print("The first applicant seems to be better");
		      else
		    	  System.out.print("The second applicant seems to be better");


	   }
	   // calculates the GPA score separately for the getGPA method
	   public static double GPAScore (double actualGPA, double maxGPA, double multiplier){
	      return (actualGPA/maxGPA)*100*multiplier;
	   }

	   // sounds the GPA and ACT scores to one decimal place
	   public static double round(double n) {
	      return Math.round(n * 10.0) / 10.0;
	   }

	   public static double total(double studentExam, double studentGPA){
	      return studentExam + studentGPA;
	   }


}