title: Number Of Triangles In A Plane If No More Than Two Points Are Collinear
signature: def numberOfTrianglesInAPlaneIfNoMoreThanTwoPointsAreCollinear(n: Int) = {
source_py: def number_of_triangles_in_a_plane_if_no_more_than_two_points_are_collinear(n):
      return (((n * (n - 1)) * (n - 2)) // 6)
source_cpp: int number_of_triangles_in_a_plane_if_no_more_than_two_points_are_collinear(int n) {
    return n * ( n - 1 ) * ( n - 2 ) / 6;
  }