your marks are stored as ints. Divide an int 20 by int 100 and you
will get 0. Then multiplying by 100 still gives you 0. Try casting
the numbers as something with more decimal precision.
On 27 Nov, 03:09, James <[EMAIL PROTECTED]> wrote:
> Hi there, I have been given this question to complete but I can't seem
> to get my code working properly. I'm very new to C# so sorry if i come
> across as stupid!
>
> Here is the question...
>
> Create a class that represents the grade distribution for a given
> course. In this class you should write methods to perform
> the following tasks:
>
> · Read in and count the lettered grades A, B, C, D and F as they are
> entered by the user
> · Return the total number of grades entered
> · Return the percentage of each letter grade as a whole number between
> 0 and 100 inclusive
> · Draw a bar graph of the grade distribution
>
> The graph should have five bars, one per grade. Each bar can be a
> horizontal row of asterisks, such that the number of
> asterisks in a row is proportionate to the percentage of grades in
> each category. For example, let one asterisk represent
> 2%, so 50 asterisks correspond to 100%. Mark the horizontal axis at
> 10% increments from 0 to 100% and label each line
> with a letter grade.
>
> Heres my code so far...
>
> using System;
>
> class Program
> {
> int a, b, c, d, e, f;
> int aCount;
> int bCount;
> int cCount;
> int dCount;
> int fCount;
>
> public static void Main(string[] args)
> {
> Program newProgram = new Program();
>
> newProgram.aCount = 0;
> newProgram.bCount = 0;
> newProgram.cCount = 0;
> newProgram.dCount = 0;
> newProgram.fCount = 0;
>
> string myGrade = "";
>
> while (myGrade != "end")
> {
> Console.WriteLine("Please enter a grade:");
> myGrade = Convert.ToString(Console.ReadLine().ToUpper());
>
> Console.WriteLine("\t{0}", myGrade);
>
> newProgram.GradeCheck(myGrade);
>
> }
>
> int totalGrades = newProgram.aCount + newProgram.bCount +
> newProgram.cCount + newProgram.dCount + newProgram.fCount;
>
> newProgram.a = (newProgram.aCount / totalGrades) * 100;
> newProgram.b = (newProgram.bCount / totalGrades) * 100;
> newProgram.c = (newProgram.cCount / totalGrades) * 100;
> newProgram.d = (newProgram.dCount / totalGrades) * 100;
> newProgram.f = (newProgram.fCount / totalGrades) * 100;
>
> Console.WriteLine("A grades are equal to {0}%", newProgram.a);
> Console.WriteLine("B grades are equal to {0}%", newProgram.b);
> Console.WriteLine("C grades are equal to {0}%", newProgram.c);
> Console.WriteLine("D grades are equal to {0}%", newProgram.d);
> Console.WriteLine("F grades are equal to {0}%", newProgram.f);
>
> for (int i = 0; i < newProgram.aCount; i++)
> {
> Console.Write("*");}
>
> for (int i = 0; i < newProgram.bCount; i++)
> {
> Console.Write("*");}
>
> for (int i = 0; i < newProgram.cCount; i++)
> {
> Console.Write("*");}
>
> for (int i = 0; i < newProgram.dCount; i++)
> {
> Console.Write("*");}
>
> for (int i = 0; i < newProgram.fCount; i++)
> {
> Console.Write("*");
>
> }
> }
> }
>
> Hope you can help
>
> Many Thanks
