} //**************************************
//练习3 如果还没有section，直接添加，如果已有，添加判断，遍历Teaches已有的section,只有没有该时段内的Teaches才能添加.
public void AgreeToTeach(Section s)
{
Boolean l = false;
if (Teaches.Count == 0)
{
Teaches.Add(s);
}
else
{
for (int i = 0; i < Teaches.Count; i++)
{
if (Teaches[i].TimeOfDay == s.TimeOfDay && Teaches[i].DayOfWeek == s.DayOfWeek)
{
l = true;
}
break;
}
if (l = false)
{
Teaches.Add(s);
}
// We need to link this bidirectionally.
s.Instructor = this;
}
}
//**************************************
//
public void AgreeToTeach(Section s)
{
Teaches.Add(s);
// We need to link this bidirectionally.
s.Instructor = this;
}
//检查是否添加section，遍历已有的section，只有符合条件的才可以添加
public void AgreeToTeach(Section s)
{
Boolean l = false;
if (Teaches.Count == 0)
{
Teaches.Add(s);
}
else
{
for (int i=0; i<Teaches.Count; i++)
{
if(Teaches[i].TimeOfDay==s.TimeOfDay &&Teaches[i].DayOfWeek==s.DayOfWeek)
l =true;
break;
}
}
if(l=false)
}
//**************************************
//
//题3：一位教授不能在同一天/同一时刻教两门课
public void AgreeToTeach(Section s)
{
foreach (Section s1 in Teaches)
{
if (s == s1)
{
Console.WriteLine("一位教授不能在同一天/同一时刻教两门课!");
}
else
{
Teaches.Add(s);
s.Instructor = this;
}
}
// We need to link this bidirectionally.
}
//**************************************
//练习3
public void AgreeToTeach(Section s)
{
bool isSameTime = true;
for (int i = 1; i < Teaches.Count; i++)
{
if (Teaches[i].OfferedIn == s.OfferedIn)
{
if (Teaches[i].DayOfWeek == s.DayOfWeek)
{
if (Teaches[i].TimeOfDay == s.TimeOfDay)
{
isSameTime = false;
}
else
{
continue;
}
}
else
{
continue;
}
}
else
{
continue;
}
}
if (isSameTime)
{
Teaches.Add(s);
// We need to link this bidirectionally.
s.Instructor = this;
}
else
{
Console.WriteLine("一位教授不能再同一天/同一时刻教授两门课");
}
}
//**************************************
//第3题 一位教授不能同时教授两门课程
public void AgreeToTeach(Section s)
{
bool T = false;
Course c1 = s.RepresentedCourse;
while (c.MoveNext())
{
Section s2 = (Section)c.Current;
Course c2 = s2.RepresentedCourse;
if (c1 == c2)
{
T = true;
break;
}
Teaches.Add(s);
}
// We need to link this bidirectionally.
s.Instructor = this;
}
//**************************************
//
public void AgreeToTeach(Section s)
{
//练习14.3
bool theSameTime = true;
for (int i = 0; i < Teaches.Count; i++)
{
if (Teaches[i].OfferedIn == s.OfferedIn)
{
if (Teaches[i].DayOfWeek == s.DayOfWeek)
{
if (Teaches[i].TimeOfDay == s.TimeOfDay)
{
theSameTime = false;
}
else
{
continue;
}
}
else
{
continue;
}
}
else
{
continue;
}
}
if (theSameTime)
{
Teaches.Add(s);
// We need to link this bidirectionally.
s.Instructor = this;
}
else
{
Console.WriteLine("同一天、同一时间教授上课时间冲突！");
}
}
//**************************************
//
public void AgreeToTeach(Section s)
{
int jieguo; //第三题
bool status;
status = true;
for (int i = 0; i < Teaches.Count; i++)
{
jieguo = String.Compare(s.TimeOfDay, Teaches[i].TimeOfDay);
if (jieguo == 0)
{
status = false; Console.WriteLine(s + "和" + Teaches[i] + "时间冲突"); break;
}
}
if (status == true)
{
Teaches.Add(s); s.Instructor = this;
}
// We need to link this bidirectionally.
}
//**************************************
//
public void AgreeToTeach(Section s)
{
//练习14.3
Boolean r = true;
for (int i = 0; i < Teaches.Count; i++)
{
Section s1 = Teaches[i];
if (s.TimeOfDay == s1.TimeOfDay && s.DayOfWeek == s1.DayOfWeek)
{
Console.Write("教师上课时间冲突");
r = false;
break;
}
}
if (r)
{
Teaches.Add(s);
}
// We need to link this bidirectionally.
s.Instructor = this;
}
