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Cours de l'Algorithmique Contient ( Introduction - Structure d’un Algorithme - variables - Séquence d’instructions - Les types complexes ) _ 1ère année universitaire. $0.00

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Cours de l'Algorithmique Contient ( Introduction - Structure d’un Algorithme - variables - Séquence d’instructions - Les types complexes ) _ 1ère année universitaire.

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Cours de l'Algorithmique Contient ( Introduction - Structure d’un Algorithme - variables - Séquence d’instructions - Les types complexes ) _ 1ère année universitaire

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  • April 5, 2024
  • 115
  • 2020/2021
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École Na)onale Polytechnique
1ère année Classes Préparatoires
Année 2020/2021

Ma)ère
Informa)que 1


Chapitre V
Algorithmique



Préparé et présenté par Dr. Meziane Tani I.

, Plan
• Introduc)on à l’algorithmique

• Structure d’un Algorithme

• No)on de variable et de constante

• Séquence d’instruc)ons
– Affecta)on
– Lecture/Écriture
– Structures alterna)ves
– Structure itéra)ves

• Les types complexes
– Tableaux
– Enregistrements

Dr. Meziane-Tani I. 2

, Introduc)on
Ordinateur
Matériel Logiciel




- Composants matériels
- Codage de l’informa)on - Algorithmique
- Algèbre de Boole et circuits électroniques - Programma)on
- Machine de Von Neumann Dr. Meziane-Tani I. 3

, Introduc)on
• Logiciel = Programmes + Données

• Un programme : une suite d’instruc)ons exécutées
dans un ordre donné par le processeur afin de
produire un résultat.

• Un programme : le traitement automa)que (par
une machine) d’une tâche laborieuse si elle est
exécutée par l’être humain. Exemples : - un
traitement répé))f, un gros calcul, un traitement
long,…
Dr. Meziane-Tani I. 4

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