private void Sort() { Sportsmen = Sportsmen.OrderBy(x => x.FullName).ToList(); Sportsmen = GenderSort.Checked == true && TeamSort.Checked == true ? Sportsmen.OrderBy(x => x.Gender).ThenBy(x => x.Team).ToList() : TeamSort.Checked == true ? Sportsmen.OrderBy(x => x.Team).ToList() : GenderSort.Checked == true ? Sportsmen.OrderBy(x => x.Gender).ToList() : Sportsmen; CreateListSportmen(); }