private bool arrangeSuperGroups(int sgInd, int day)
{
ScheduleGenerator3 sg = null;
if (sgInd == superGroups.Count)
{
/*
* for (int t = 0; t < teachers.Count; t++)
* {
* int demand = teacherDemand[t];
* int today = minLessons - dayState[day].teacherLeftLessons[t];
*
* if (demand > (workDays - day) * minLessons) return false;
* }
*/
sg = new ScheduleGenerator3(groups, teachers, subjects, higharchy, multilessons, supergroupMultilessons);
if (sg.gen(day, (day == workDays)) == null)
{
return(false);
}
Console.WriteLine($"--------------> {day} {sgInd}");
if (day == workDays)
{
return(arrangeMultilessons(1, 0));
}
return(arrangeSuperGroups(0, day + 1));
}
for (int t = 0; t < teachers.Count; t++)
{
int demand = teacherDemand[t];
int today = minLessons - dayState[day].teacherLeftLessons[t];
if (demand > (workDays - day + 1) * minLessons - today)
{
return(false);
}
}
if (day != workDays)
{
sg = new ScheduleGenerator3(groups, teachers, subjects, higharchy, multilessons, supergroupMultilessons);
if (sg.gen(day, false) == null)
{
return(false);
}
}
return(solveSuperGroup(day, sgInd, 0));
}
private bool arrangeMultilessons(int day, int ind)
{
while (day != workDays + 1 && ind == allMultilessons.Count)
{
ind = 0;
day++;
}
if (day == workDays + 1)
{
int cnt = 0;
for (int i = 0; i < usedMultilessons.Length; i++)
{
if (usedMultilessons[i] == true)
{
cnt++;
}
}
System.Console.WriteLine($"---------------------------------------------------managed to achieve: {cnt}");
if (cnt != usedMultilessons.Length)
{
return(false);
}
ScheduleGenerator3 sg = new ScheduleGenerator3(groups, teachers, subjects, higharchy, multilessons, supergroupMultilessons);
WeekSchedule sgRes = sg.gen(workDays, true);
if (sgRes is null)
{
return(false);
}
ans = sgRes;
return(true);
}
for (int i = 0; i < allMultilessons.Count; i++)
{
if (usedMultilessons[i] == true)
{
continue;
}
bool fitted = false;
for (int d = day; d <= workDays; d++)
{
fitted |= applyMultilesson(d, i, allMultilessons[i].val.l, +1);
applyMultilesson(d, i, allMultilessons[i].val.l, -1);
}
if (fitted == false)
{
return(false);
}
}
for (int t = 0; t < teachers.Count; t++)
{
int demand = Enumerable.Range(0, allMultilessons.Count).Where(ind => usedMultilessons[ind] == false)
.Where(ind => allMultilessons[ind].t.Equals(teachers[t]) == true)
.Sum(ind => allMultilessons[ind].val.l);
for (int d = day; d <= workDays; d++)
{
demand -= dayState[d].teacherLeftLessons[t];
}
if (demand > 0)
{
return(false);
}
}
bool res = false;
if (usedMultilessons[ind] == false)
{
usedMultilessons[ind] = true;
multilessons[day].Add(allMultilessons[ind]);
bool successful = applyMultilesson(day, ind, allMultilessons[ind].val.l, +1);
if (successful == true)
{
ScheduleGenerator3 sg = new ScheduleGenerator3(groups, teachers, subjects, higharchy, multilessons, supergroupMultilessons);
if (sg.gen(workDays, true) != null)
{
res |= arrangeMultilessons(day, ind + 1);
}
}
applyMultilesson(day, ind, allMultilessons[ind].val.l, -1);
multilessons[day].RemoveAt(multilessons[day].Count - 1);
usedMultilessons[ind] = false;
if (res == true)
{
return(true);
}
}
if ((usedMultilessons[ind] == true || day != workDays) && arrangeMultilessons(day, ind + 1) == true)
{
res = true;
return(true);
}
System.Console.WriteLine($"em pone {usedMultilessons.Count(x => x==true)}");
return(false);
}