with Ada.Text_IO; use Ada.Text_IO;
with Vector;

generic

    type T_Element is digits <>;
    N: Positive;
    N_links: Positive;
    with package Vector_T_Element is new Vector(T_Element => T_Element, N => N);

package Google_Creux is

    -- on permet l'affichage direct des T_Element
    package Text_T_Element is
        new Ada.Text_IO.Float_IO(Num => T_Element);
    use Text_T_Element;

    -- on utilise le module Vector
    use Vector_T_Element;

    type T_Rows is array (0..N) of Natural;
    type T_Cols is array (0..N_links-1) of Natural;
    type T_Google is record
        cols: T_Cols;
        rows: T_Rows;
        offset: T_Element;
    end record;

    function calcul(vec : T_Vecteur_Element; mat : T_Google; alpha: in T_Element) return T_Vecteur_Element;

    procedure create_H(mat: in out T_Google; file: in out Ada.Text_IO.File_Type);

    procedure put(mat: in T_Google);

end Google_Creux;