ortools

using Google.OrTools.Sat;

CpModel model = new CpModel();

//第一个时间段
var start_var = model.NewIntVar(0, 200, "start_var");
var end_var = model.NewIntVar(0, 200, "end_var");
var duration = model.NewIntVar(10, 50, "duration");
var task_interval = model.NewIntervalVar(start_var, duration, end_var, "task_interval");

model.Add(end_var == start_var + duration);


model.Maximize(duration);

var solver = new CpSolver();
var status = solver.Solve(model);

if (status == CpSolverStatus.Optimal)
{
    Console.WriteLine("任务开始时间：{0}", solver.Value(start_var));
    Console.WriteLine("任务结束时间：{0}", solver.Value(end_var));
    Console.WriteLine("任务持续时间：{0}", solver.Value(duration));
}
else
{
    Console.WriteLine("找不到可行解。");
}

Console.ReadKey();