small fixes
git-svn-id: http://cregut.svn.enseeiht.fr/2020/1sn/pim/projets/GH-05@209145 e13453a9-b01f-0410-a051-f404c4f0c485
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@ -15,7 +15,7 @@ package body Google_Naive is
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return vec;
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end "*";
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function "*"(left: Float; right: T_Google) return T_Google is
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function "*"(left: T_Element; right: T_Google) return T_Google is
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mat: T_Google;
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begin
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initialize(mat);
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@ -27,7 +27,7 @@ package body Google_Naive is
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return mat;
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end "*";
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function "/"(left: T_Google; right: Float) return T_Google is
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function "/"(left: T_Google; right: T_Element) return T_Google is
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mat: T_Google;
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begin
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initialize(mat);
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@ -116,9 +116,9 @@ package body Google_Naive is
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end loop;
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end create_S;
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procedure create_G(mat: in out T_Google ; alpha: in Float) is
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procedure create_G(mat: in out T_Google; alpha: in T_Element) is
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begin
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mat := alpha*mat + (1.0-alpha)/Float(N)*ones;
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mat := alpha*mat + (1.0-alpha)/T_Element(N)*ones;
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end create_G;
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procedure put(vec: in T_Vecteur) is
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@ -13,8 +13,8 @@ package Google_Naive is
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type T_Vecteur is private;
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function "*"(left: T_Vecteur; right: T_Google) return T_Vecteur;
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function "*"(left: Float; right: T_Google) return T_Google;
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function "/"(left: T_Google; right: Float) return T_Google with Pre => right /= 0.0;
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function "*"(left: T_Element; right: T_Google) return T_Google;
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function "/"(left: T_Google; right: T_Element) return T_Google with Pre => right /= 0.0;
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function "+"(left, right: T_Google) return T_Google;
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procedure initialize(mat: in out T_Google);
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@ -26,7 +26,7 @@ package Google_Naive is
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procedure create_H(mat: in out T_Google; file: in Ada.Text_IO.File_Type);
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procedure create_S(mat: in out T_Google);
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procedure create_G(mat: in out T_Google ; alpha: in Float);
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procedure create_G(mat: in out T_Google; alpha: in T_Element);
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procedure put(vec: in T_Vecteur);
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procedure put(mat: in T_Google);
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@ -34,6 +34,7 @@ package Google_Naive is
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procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur);
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procedure sort_with_index_desc(pi: in T_Vecteur; pi_sorted: out T_Vecteur; pi_index: out T_Vecteur);
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private
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type T_Google is array (0..N-1, 0..N-1) of T_Element;
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@ -1,28 +1,28 @@
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with Ada.Text_IO; use Ada.Text_IO;
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with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
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with Ada.Float_Text_IO; use Ada.Float_Text_IO;
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with Ada.Command_Line; use Ada.Command_Line;
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with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
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with Google_Naive;
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procedure pageRank is
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Type T_Double is digits 6;
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ERROR_args: Exception;
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-- on définit le type T_Double, et on utilise le module générique Float_IO pour pouvoir l'afficher
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Type T_Double is digits 10;
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package Text_T_Double is
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new Ada.Text_IO.Float_IO(Num => T_Double);
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use Text_T_Double;
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procedure get_args(filename: in out Unbounded_String;
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ite_max: in out Natural;
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alpha: in out Float;
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alpha: in out T_Double;
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naif: in out Boolean) is
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i: Natural := 1;
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begin
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-- on affiche tous les arguments
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put("Argument_Count = "); put(Argument_Count, 1); new_line;
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for i in 1 .. Argument_Count loop
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Put("Argument(");
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@ -43,7 +43,7 @@ procedure pageRank is
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i := i + 1;
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put_line("parsed naif");
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elsif Argument(i) = "-A" then
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alpha := Float'Value(Argument(i+1));
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alpha := T_Double'Value(Argument(i+1));
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i := i + 2;
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put_line("parsed alpha");
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elsif Argument(i) = "-I" then
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@ -63,36 +63,33 @@ procedure pageRank is
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end if;
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new_line;
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put("alpha = "); put(alpha, 1); new_line;
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put("naif = "); put(Boolean'Pos(naif), 1); new_line;
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put("ite_max = "); put(Float(ite_max), 1); new_line;
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put("ite_max = "); put(ite_max, 1); new_line;
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put("filename = "); put_line(To_String(filename));
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new_line;
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exception
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-- s'il y a un problème on arrête l'execution et on affiche l'usage.
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when others =>
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put_line("Erreur lors de la saisi de la commande");
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put_line("Usage: pagerank [-I max_iterations] [-A alpha] [-P] fichier_reseau.net");
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when others => raise ERROR_args;
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end get_args;
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procedure choix_type_algo(N: Natural; filename: in Unbounded_String; file: in out Ada.Text_IO.File_Type; alpha: Float; ite_max: Natural; naif: Boolean) is
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procedure choix_type_algo(N: Natural;
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filename: in Unbounded_String;
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file: in out Ada.Text_IO.File_Type;
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alpha: T_Double;
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ite_max: Natural;
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naif: Boolean) is
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-- on utilise le module générique
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package Google is
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new Google_Naive(T_Element => T_Double, N => N);
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use Google;
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procedure algorithm_naif(N: in Positive;
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file: in out Ada.Text_IO.File_Type;
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alpha: in Float;
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alpha: in T_Double;
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ite_max: in Natural;
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pi: out T_Vecteur) is
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G: T_Google;
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begin
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initialize(pi);
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@ -101,20 +98,20 @@ procedure pageRank is
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initialize(G);
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put_line("initialized G");
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put(G); new_line;
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--put(G); new_line;
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create_H(G, file);
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put_line("created H");
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put(G); new_line;
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close(file);
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--put(G); new_line;
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create_S(G);
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put_line("created S");
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put(G); new_line;
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--put(G); new_line;
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create_G(G, alpha);
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put_line("created G");
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put(G); new_line;
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--put(G); new_line;
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-- on applique l'algorithme itératif
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put("ite: ");
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@ -123,18 +120,17 @@ procedure pageRank is
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put(i, 1); put(" ");
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end loop; new_line;
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new_line;
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put_line("final pi:");
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put(pi); new_line;
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--new_line;
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--put_line("final pi:");
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--put(pi); new_line;
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end algorithm_naif;
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-- procedure algorithm_creux();
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-- procedure algorithm_creux(); -- TODO
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procedure write_to_file(filename: in Unbounded_String; pi_sorted: in T_Vecteur; pi_index: in T_Vecteur) is
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procedure write_to_files(filename: in Unbounded_String; pi_sorted: in T_Vecteur; pi_index: in T_Vecteur) is
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file: Ada.Text_IO.File_Type;
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begin
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create(file, Out_File, To_String(filename & ".p"));
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put(file, N);
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put(file, alpha);
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@ -146,7 +142,7 @@ procedure pageRank is
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create(file, Out_File, To_String(filename & ".ord"));
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put(file, pi_index);
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close(file);
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end write_to_file;
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end write_to_files;
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pi, pi_sorted, pi_index: T_Vecteur;
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@ -156,48 +152,49 @@ procedure pageRank is
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algorithm_naif(N, file, alpha, ite_max, pi);
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else
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--algorithm_creux(N, file, alpha, ite_max, pi);
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null;
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put_line("TODO");
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end if;
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-- on trie les poids par ordre décroissant, on tri en même temps les indices des pages
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sort_with_index_desc(pi, pi_sorted, pi_index);
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write_to_file(filename, pi_sorted, pi_index);
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-- on écrit les resultats dans des fichiers
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write_to_files(filename, pi_sorted, pi_index);
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end choix_type_algo;
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-- initialisation des arguments
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filename: Unbounded_String;
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ite_max: Natural := 150;
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naif: Boolean := False;
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alpha: Float := 0.85;
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alpha: T_Double := 0.85;
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-- initialisation des variables pour créer les matices/vecteurs
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N: Positive;
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file: Ada.Text_IO.File_Type;
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begin
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-- on récupère les arguments de la ligne de commande
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get_args(filename, ite_max, alpha, naif);
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put_line("args OK");
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-- on ouvre le fichier .net
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open(file, In_File, To_String(filename & ".net"));
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put_line("file OK");
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get(file, N); -- on récupère le nombre de pages
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-- on récupère le nombre de pages
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get(file, N);
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put("N = "); put(N, 1); new_line;
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-- on peut maintenant choisir le type de matrice que l'on souhaite
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choix_type_algo(N, filename, file, alpha, ite_max, naif);
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exception
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-- si il y a une erreur lors du parsing des arguments, on rappelle l'usage.
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when ERROR_args =>
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put_line("Erreur lors de la saisi de la commande");
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put_line("Usage: pagerank [-I max_iterations] [-A alpha] [-P] fichier_reseau.net");
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end pageRank;
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--def triRapide(L): # Quicksort
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-- if len(L) <= 1:
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-- return L
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-- pvt = L[0]
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-- L1, L2 = [], []
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-- for i in range(1, len(L)):
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-- if L[i] < pvt:
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-- L1.append(L[i])
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-- else:
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-- L2.append(L[i])
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-- return triRapide(L1) + [pvt] + triRapide(L2)
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