public static SchedulingTask[] SeedData(out int amountOfTasks, out int amountOfMachines, string path)
{
SchedulingTask[] tasks;
using (StreamReader sr = new StreamReader(path))
{
string line = sr.ReadLine();
string[] signs = line.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
amountOfTasks = int.Parse(signs[0]);
amountOfMachines = int.Parse(signs[1]);
tasks = new SchedulingTask[amountOfTasks];
for (int i = 0; i < amountOfTasks; i++)
{
line = sr.ReadLine();
signs = line.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
int[] numbers = new int[signs.Length];
for (int j = 0; j < signs.Length; j++)
{
numbers[j] = int.Parse(signs[j]);
}
tasks[i] = new SchedulingTask(amountOfMachines, numbers);
}
}
return(tasks);
}
public static IEnumerable <SchedulingTask> JohnsonsThree(List <SchedulingTask> tasks)
{
List <SchedulingTask> tasks2 = new List <SchedulingTask>();
for (int i = 0; i < tasks.Count; i++)
{
SchedulingTask task = new SchedulingTask(2, tasks[i].TimeOnMachine[0] + tasks[i].TimeOnMachine[1],
tasks[i].TimeOnMachine[1] + tasks[i].TimeOnMachine[2]);
task.JohnsonIndex = i;
tasks2.Add(task);
}
foreach (var t in JohnsonsTwo(tasks2))
{
yield return(tasks[t.JohnsonIndex]);
}
}