Seance #1
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#include <iostream>
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using namespace std;
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int main(){
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cout << "Hello World!" << endl;
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return 0;
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}
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#include <iostream>
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#include <string>
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using namespace std;
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int main(){
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int a = 10;
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int b (11);
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string stra("a=");
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string strb("b=");
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cout << stra << a << endl;
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cout << strb << b << endl;
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return 0;
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}
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#include <iostream>
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#include <string>
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#include "ex3/Addition.cpp"
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#include "ex3/Soustraction.cpp"
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#include "ex3/Multiplication.cpp"
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#include "ex3/Division.cpp"
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#include "ex3/DivisionEuclidienne.cpp"
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using namespace std;
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int main(){
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int choix(0);
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/* [1] On initialise les operations
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=========================================================*/
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Operator *operations[5];
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// On ajoute les operations;
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operations[0] = new Addition();
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operations[1] = new Soustraction();
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operations[2] = new Multiplication();
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operations[3] = new Division();
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operations[4] = new DivisionEuclidienne();
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int nbOp = sizeof(operations)/sizeof(Operator*);
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/* [2] Choix de l'operation a executer
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=========================================================*/
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do{
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cout << " +-------------------------+" << endl;
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for( int i = 0 ; i < nbOp ; i++ )
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cout << " + " << i << ") " << operations[i]->getLibelle() << endl;
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cout << " +-------------------------+" << endl;
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cout << " + Choix: ";
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cin >> choix;
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cout << endl << endl;
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}while( choix < 0 || choix >= nbOp );
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/* [3] On recupere les operandes pour le calcul
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=========================================================*/
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float scanner;
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int countOp(0);
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while( operations[choix]->missingOperand() ){
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cout << "x" << countOp << " = ";
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cin >> scanner;
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cout << endl;
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operations[choix]->addOperand(scanner);
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countOp++;
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}
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float* result = operations[choix]->calc();
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for( int i = 0 ; result[i] != '\0' ; i++ )
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cout << "y" << i << " = " << result[i] << endl;
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return 0;
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}
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#include "Addition.h"
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/* [0] CONSTRUCTEUR
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=========================================================*/
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Addition::Addition(){
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this->init(2);
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}
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/* [1] Renvoie le nom du type de calcul
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=========================================================*/
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std::string Addition::getLibelle(){
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return "Addition";
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}
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/* [2] Effectue le calcul et renvoie le resultat
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=========================================================*/
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float* Addition::calc(){
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this->result = (float*) malloc(1*sizeof(float));
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this->result[0] = this->operands[0]+this->operands[1];
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return this->result;
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}
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#include "Operator.h"
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class Addition : public Operator{
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public:
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Addition();
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std::string getLibelle();
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float* calc();
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};
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#include "Division.h"
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/* [0] CONSTRUCTEUR
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=========================================================*/
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Division::Division(){
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this->init(2);
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}
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/* [1] Renvoie le nom du type de calcul
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=========================================================*/
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std::string Division::getLibelle(){
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return "Division";
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}
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/* [2] Effectue le calcul et renvoie le resultat
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=========================================================*/
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float* Division::calc(){
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this->result = (float*) malloc(1*sizeof(float));
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this->result[0] = this->operands[0]/this->operands[1];
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return this->result;
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}
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#include "Operator.h"
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class Division : public Operator{
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public:
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Division();
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std::string getLibelle();
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float* calc();
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};
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#include "DivisionEuclidienne.h"
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/* [0] CONSTRUCTEUR
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=========================================================*/
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DivisionEuclidienne::DivisionEuclidienne(){
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this->init(2);
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}
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/* [1] Renvoie le nom du type de calcul
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=========================================================*/
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std::string DivisionEuclidienne::getLibelle(){
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return "Division euclidienne";
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}
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/* [2] Effectue le calcul et renvoie le resultat
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=========================================================*/
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float* DivisionEuclidienne::calc(){
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int division = this->operands[0] / this->operands[1];
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int reste = (int)(this->operands[0]) % (int)(this->operands[1]);
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this->result = (float*) malloc(2*sizeof(float));
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this->result[0] = (float) division;
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this->result[1] = (float) reste;
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return this->result;
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}
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#include "Operator.h"
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class DivisionEuclidienne : public Operator{
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public:
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DivisionEuclidienne();
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std::string getLibelle();
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float* calc();
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};
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#include "Multiplication.h"
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/* [0] CONSTRUCTEUR
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=========================================================*/
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Multiplication::Multiplication(){
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this->init(2);
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}
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/* [1] Renvoie le nom du type de calcul
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=========================================================*/
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std::string Multiplication::getLibelle(){
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return "Multiplication";
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}
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/* [2] Effectue le calcul et renvoie le resultat
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=========================================================*/
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float* Multiplication::calc(){
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this->result = (float*) malloc(1*sizeof(float));
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this->result[0] = this->operands[0]*this->operands[1];
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return this->result;
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}
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#include "Operator.h"
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class Multiplication : public Operator{
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public:
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Multiplication();
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std::string getLibelle();
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float* calc();
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};
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#ifndef OPERATOR_H
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#define OPERATOR_H
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#include <string>
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#include <stdlib.h>
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class Operator{
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public:
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void init(int size);
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void addOperand(float x);
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bool missingOperand();
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virtual std::string getLibelle();
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virtual float* calc();
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int size;
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protected:
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float *result;
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float *operands;
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};
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/* (1) Initialise les operandes */
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void Operator::init(int size){
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this->size = size;
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this->operands = (float*) malloc(size*sizeof(float));
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// On preremplis les operandes
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for( int i = 0 ; i < size ; i++ )
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this->operands[i] = '\0';
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}
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/* (2) Ajoute une operande */
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void Operator::addOperand(float x){
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// On rempit la prochaine operande non-vide
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for( int i = 0 ; i < this->size ; i++ )
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if( this->operands[i] == '\0' ){ // si vide
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this->operands[i] = x;
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break;
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}
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}
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/* (3) Verification qu'aucune operande ne manque */
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bool Operator::missingOperand(){
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// On verifie que toutes les operandes ont une valeur
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for( int i = 0 ; i < this->size ; i++ )
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if( this->operands[i] == '\0' ) return true; // operandes ont une valeur
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return false;
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}
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std::string Operator::getLibelle(){ return "Operator"; };
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float* Operator::calc(){ return this->result; };
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#endif
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#include "Soustraction.h"
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/* [0] CONSTRUCTEUR
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=========================================================*/
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Soustraction::Soustraction(){
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this->init(2);
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}
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/* [1] Renvoie le nom du type de calcul
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=========================================================*/
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std::string Soustraction::getLibelle(){
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return "Soustraction";
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}
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/* [2] Effectue le calcul et renvoie le resultat
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=========================================================*/
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float* Soustraction::calc(){
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this->result = (float*) malloc(1*sizeof(float));
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this->result[0] = this->operands[0]-this->operands[1];
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return this->result;
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}
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#include "Operator.h"
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class Soustraction : public Operator{
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public:
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Soustraction();
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std::string getLibelle();
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float* calc();
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};
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