Bulk assign students from list to groups

Question

hello I have a c# list<T> of students loaded by a csv file. I want to assign them in to New Groups which automatically created by the coding,according to students(Group have limit of min-2 & max-4 students) on button click. Please Help me 

 

my List

List<Students> students = new List<Students>();

 

this is my class file

class Students

{

public int ID { get; set; }

public string FirstName { get; set; }

public string LastName { get; set; }

public string Email { get; set; }

public string MarksWeight { get; set; }

public decimal Marks { get; set; }

public string GroupID { get; set; }

public static Students Add(string[] inputs)

{

Students student = new Students();

student.ID = Convert.ToInt32( inputs[0]);

student.FirstName = inputs[1];

student.LastName = inputs[2];

student.Email = inputs[3];

student.MarksWeight = inputs[4];

student.Marks =Convert.ToDecimal( inputs[5]);

student.GroupID = inputs[6];

return student;

}

}