using System;

public class Program

{

    public static void Main()

    {

        string[] studentNames = new string[] { "Sophia", "Andrew", "Emma", "Logan", "Becky", "Chris", "Eric", "Gregor" };

        int[] studentScores = new int[10];

​

        // initialize variables - graded assignments 

        int examAssignments = 5;

​

​

        int[] sophiaScores = new int[] { 90, 86, 87, 98, 100, 94, 90 };

        int[] andrewScores = new int[] { 92, 89, 81, 96, 90, 89 };

        int[] emmaScores = new int[] { 90, 85, 87, 98, 68, 89, 89, 89 };

        int[] loganScores = new int[] { 90, 95, 87, 88, 96, 96 };

        int[] beckyScores = new int[] { 92, 91, 90, 91, 92, 92, 92 };

        int[] chrisScores = new int[] { 84, 86, 88, 90, 92, 94, 96, 98 };

        int[] ericScores = new int[] { 80, 90, 100, 80, 90, 100, 80, 90 };

        int[] gregorScores = new int[] { 91, 91, 91, 91, 91, 91, 91 };    

​

        // Student names

​

​

        string currentStudentLatterGrade ="";

        Console.WriteLine("Student\t\tGrade\n");

​

        foreach(string name in studentNames)

        {

            int sumAssignmentScores = 0;

            decimal currentStudentGrade = 0;

            string currentStudent = name;

            if(currentStudent == "Sophia")

            {

                studentScores = sophiaScores;

            }

            else if(currentStudent == "Andrew")

            {

                studentScores = andrewScores;

            }

            else if(currentStudent == "Emma ")

            {

                studentScores = emmaScores;

            }

            else if(currentStudent == "Logan")

            {

                studentScores = loganScores;

            }

            else if(currentStudent == "Becky")

            {

                studentScores = beckyScores;

            }

            else if(currentStudent == "Chris")

            {

                studentScores = chrisScores;

            }

            else if(currentStudent == "Eric")

            {

                studentScores = ericScores;

            }

            else if(currentStudent == "Gregor")

            {

                studentScores = gregorScores;

            }

            else

            {

                continue;

            }

            int gradedAssignments = 0;

            foreach(int score in studentScores) 

            {

                gradedAssignments+=1;

                if(gradedAssignments <= examAssignments)

                {                       

                    sumAssignmentScores += score;

                }

                else

                {

                    sumAssignmentScores += score/10;

                }

​

            }

            currentStudentGrade = (decimal)(sumAssignmentScores) / examAssignments;

            if(currentStudentGrade >=97)

            {

                currentStudentLatterGrade = "A+";

            }

            else if(currentStudentGrade >=93)

            {

                currentStudentLatterGrade = "A";

            }

            else if(currentStudentGrade >=90)

            {

                currentStudentLatterGrade = "A-";

            }

            else if(currentStudentGrade >=87)

            {

                currentStudentLatterGrade = "B+";

            }

            else if(currentStudentGrade >=83)

            {

                currentStudentLatterGrade = "B";

            }

            else if(currentStudentGrade >=80)

            {

                currentStudentLatterGrade = "B-";

            }

            else if(currentStudentGrade >=77)

            {

                currentStudentLatterGrade = "C+";

            }

            else if(currentStudentGrade >=73)

            {

                currentStudentLatterGrade = "C";                

            }

            else if(currentStudentGrade >=70)       

            {

                currentStudentLatterGrade = "C-";               

            }

            else if(currentStudentGrade >=67)       

            {

                currentStudentLatterGrade = "D+";               

            }

            else if(currentStudentGrade >=63)       

            {

                currentStudentLatterGrade = "D";                

            }

            else if(currentStudentGrade >=60)       

            {

                currentStudentLatterGrade = "D-";           

            }

            else

            {

                currentStudentLatterGrade = "F";

            }

            Console.WriteLine($"{currentStudent}\t\t{currentStudentGrade}\t{currentStudentLatterGrade}");

        }

        Console.WriteLine("Press the Enter key to continue");

        Console.ReadLine();

    }

}