Question

please debug this code by fixing all the mistakes.

thank you.

// Creates a HomeworkAssignment class
// instantiates two objects
// and prompts the user for infromation about two courses

using System;
public class DebugSeven1
{
    public static void Main()
    {
        HomeworkAssignment course1;
        HomeworkAssignment course2;
        string entryString;
        int exercises;

        // Get info for first class
        Console.Write("What class do you have homework for? ");
        entryString = Console.ReadLine(); // Fixed .ReadLine
        course1.ClassName = entryString;
        Console.Write("How many exercises must you complete? ");
        entryString = Console.ReadLine(); // ReadLine
        exercises = Convert.ToInt32(entryString); // ToInt32
        course1.numberOfExercises() = exercises;

        // Get info for another class
        Console.Write("What class do you have homework for? ");
        entryString = Console.ReadLine();
        course1.ClassName = entryString; // entryString
        Console.Write("How many exercises must you complete? ");
        entryString = Console.ReadLine(); // ReadLine
        exercises = Convert.ToInt32(entryString); // ToInt32
        course1.NumberOfExercises = exercises;

        Console.WriteLine("You have {0} minutes of homework for {1}",
           course1.TimeToComplete, course1.ClassName);
        Console.WriteLine("and {0} more minutes for {1}",
           course2.TimeToComplete, course2.ClassName);
    }
}
class HomeworkAssignment
{
    private string className;
    private int numberOfExercises; // change to int
    private int timeToComplete;
    // 10 minutes to complete each exercise
    private const int TIME_PER_EXERCISE = 10;
    public string ClassName
    {
        get
        {
            return ClassName;
        }
        set
        {
            className = value;
        }
    }
    public int NumberOfExercises
    {
        get
        {
            return numberOfExercises;
        }
        set
        {
            NumberOfExercises = numberOfExercises;
            CalcCompletionTime();
        }
    }
    public double TimeToComplete
    {
        get
        {
            return TimeToComplete; // TimeToComplete
        }
    }
    private void CalcCompletionTime()
    {
        timeToComplete = numberOfExercises + TIME_PER_EXERCISE;
    }
}

Answer 1

// Creates a HomeworkAssignment class
// instantiates two objects
// and prompts the user for infromation about two courses

using System;
public class DebugSeven1
{
public static void Main()
{
//before setting values to Class objects you have to
//create object using below.
  
HomeworkAssignment course1 = new HomeworkAssignment();
HomeworkAssignment course2 = new HomeworkAssignment();
string entryString;
int exercises;

// Get info for first class
Console.Write("What class do you have homework for? ");
entryString = Console.ReadLine(); // Fixed .ReadLine
course1.ClassName = entryString;
Console.Write("How many exercises must you complete? ");
entryString = Console.ReadLine(); // ReadLine
exercises = Convert.ToInt32(entryString); // ToInt32
//numberOfExercies() is not defined you have to
//use NumberOfExercises
course1.NumberOfExercises = exercises;

// Get info for another class
Console.Write("What class do you have homework for? ");
entryString = Console.ReadLine();
course2.ClassName = entryString; // entryString
Console.Write("How many exercises must you complete? ");
entryString = Console.ReadLine(); // ReadLine
exercises = Convert.ToInt32(entryString); // ToInt32
course2.NumberOfExercises = exercises;

Console.WriteLine("You have {0} minutes of homework for {1}",
course1.TimeToComplete, course1.ClassName);
Console.WriteLine("and {0} more minutes for {1}",
course2.TimeToComplete, course2.ClassName);
}
}

public class HomeworkAssignment
{
private string className;
private int numberOfExercises; // change to int
private int timeToComplete;
// 10 minutes to complete each exercise
private const int TIME_PER_EXERCISE = 10;
  
//Constructor
public HomeworkAssignment()
{
className = "";
numberOfExercises = 0;
timeToComplete = 0;
}
//setters and getters.
public string ClassName
{
get
{
return this.className;
}
set
{
this.className = value;
}
}
public int NumberOfExercises
{
get
{
return this.numberOfExercises;
}
set
{
this.numberOfExercises = value;
CalcCompletionTime();
}
}
public int TimeToComplete
{
get
{
return this.timeToComplete;
}
}
  
private void CalcCompletionTime()
{
this.timeToComplete = this.numberOfExercises * TIME_PER_EXERCISE;
}
}