AvgMarksPercentage

/*Aamer Saleem Mohammed*/
using System;

namespace AvgMarksPercentage
{
    class Program
    {
        static void Main(string[] args)
        {
            double[] marks =  { 80, 77, 88, 95, 68 };//Hardcoding students marks
            double avg = 0;
            double temp = 0;
            char grade=' ';
            double[] temp1 = new double[marks.Length];

            //Sum of all marks
            for (int i = 0; i <marks.Length; i++)
            {
                temp = temp + marks[i];
            }

            //Average of students marks
            avg = temp / marks.Length;

            for (int i = 0; i <marks.Length; i++)
            {
                temp1[i] = (marks[i] / avg) * 100;

                //The symbol "var=condi?...:..." is Operator form of If-Else Statement
                grade=  (temp1[i] <60)?  grade = 'F':
                        (temp1[i] < 70) ? grade = 'D' :
                        (temp1[i] < 80) ? grade = 'C' :     //Determinig student grade with respect to average marks
                        (temp1[i] < 90) ? grade = 'B' :'A';
                
                Console.WriteLine("Grade of Student "+i+" is "+grade+" and percentage is "+temp1[i]);
            }
            Console.ReadLine();

        }
    }
}