public bool ChangeSelectedCourse(Course course)
{
List <Course> courses = null;
Student s = null;
foreach (KeyValuePair <Student, List <Course> > item in dic)
{
if (item.Key.Equals(stu))
{
courses = item.Value;
courses.Remove(course);
s = item.Key;
}
}
if (!courses.Contains(course))
{
dic[s] = courses;
InputAndOutput.OutPutSelectedCourse(dic);
return(true);
}
else
{
return(false);
}
}
public bool SelectCourse(Course course)
{
Student s = null;
List <Course> courses = new List <Course>();
foreach (KeyValuePair <Student, List <Course> > item in dic)
{
if (item.Key.Equals(stu))
{
courses = item.Value;
courses.Add(course);
s = item.Key;
}
}
if (courses.Count <= 0)
{
courses.Add(course);
dic.Add(stu, courses);
if (courses.Contains(course))
{
InputAndOutput.OutPutSelectedCourse(dic);
return(true);
}
else
{
return(false);
}
}
else
{
if (courses.Contains(course))
{
dic[s] = courses;
InputAndOutput.OutPutSelectedCourse(dic);
return(true);
}
else
{
return(false);
}
}
}