public Student(String name, String lastName, int age)
{
quantity += 1;
this.id = quantity;
this.name = name;
this.lastName = lastName;
this.age = age;
this.stageEvolution = StageEvolution.None;
}
public void SetStageEvolution(StageEvolution stageEvolution)
{
this.stageEvolution = stageEvolution;
}