85 lines
2.8 KiB
C#
Executable File
85 lines
2.8 KiB
C#
Executable File
namespace DriversLicenseExam_CalebFontenot
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{
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public partial class Form1 : Form
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{
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public Form1()
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{
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InitializeComponent();
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}
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private void exitButton_Click(object sender, EventArgs e)
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{
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this.Close();
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}
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private void openFileButton_Click(object sender, EventArgs e)
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{
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// Create variables
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string[] correctAnswers = new string[20],
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studentAnswers = new string[20];
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bool[] correctAnswerCompare = new bool[20];
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// Read the file with the correct answers.
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correctAnswers = readFiles("correctAnswers.txt");
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// Now read the file with the student answers.
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if (openFileDialog1.ShowDialog() == DialogResult.OK)
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{
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studentAnswers = readFiles(openFileDialog1.FileName);
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}
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if (correctAnswers != null & studentAnswers != null)
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{
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for (int i = 0; i < correctAnswers.Length; i++)
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{
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if (correctAnswers[i] == studentAnswers[i])
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{
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correctAnswerCompare[i] = true;
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}
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else
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{
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correctAnswerCompare[i] = false;
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}
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}
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// Count up the correct answers
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int numCorrect = 0;
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for (int i = 0; i < correctAnswerCompare.Length; i++)
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{
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if (correctAnswerCompare[i] == true)
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{
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numCorrect++;
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}
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}
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correctAnswersLabel.Text = numCorrect.ToString() + "/20";
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double gradePercentage = (numCorrect / 20.0);
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feedbackLabel.Text = "You scored a " + gradePercentage.ToString("P");
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} else
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{
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MessageBox.Show("Unable to open file(s).");
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}
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}
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private string[] readFiles(string fileName)
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{
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try
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{
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// Create StreamReader to read the correct answers.
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StreamReader inputFile = File.OpenText(fileName);
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string[] returnStringArray = new string[20];
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int i = 0;
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while (!inputFile.EndOfStream)
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{
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returnStringArray[i] = inputFile.ReadLine();
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i++;
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}
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inputFile.Close();
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return returnStringArray;
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} catch
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{
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return null;
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}
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}
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}
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} |