public Population genNewPop(int n)
{
List <Tour> p = new List <Tour>();
for (int i = 0; i < n; ++i)
{
Tour t = this.select().crossover(this.select());
foreach (City c in t.t)
{
t = t.mutate();
}
p.Add(t);
}
return(new Population(p));
}
