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IUT/Info1/TD/Exercices/5.4_insolation/insolation
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IUT/Info1/TD/Exercices/5.4_insolation/insolation
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IUT/Info1/TD/Exercices/5.4_insolation/insolation.cpp
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IUT/Info1/TD/Exercices/5.4_insolation/insolation.cpp
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#include <cmath>
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const double PI = 3.141592;
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double declinaisonSoleil(unsigned int day) {
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return asin(0.398 * sin(0.0171915 * day - 1.3962634));
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}
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double dureeInsolation(
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double latitude, double declinaison
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) {
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return 24/PI * acos(-tan(latitude) * tan(declinaison));
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}
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double deg2Rad(double degree) {
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return degree * PI / 180;
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}
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IUT/Info1/TD/Exercices/5.4_insolation/insolation.h
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IUT/Info1/TD/Exercices/5.4_insolation/insolation.h
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double declinaisonSoleil(unsigned int);
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double dureeInsolation(double, double);
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double deg2Rad(double);
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IUT/Info1/TD/Exercices/5.4_insolation/main
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IUT/Info1/TD/Exercices/5.4_insolation/main
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IUT/Info1/TD/Exercices/5.4_insolation/main.cpp
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IUT/Info1/TD/Exercices/5.4_insolation/main.cpp
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#include <iostream>
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#include "insolation.h"
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using namespace std;
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int main() {
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unsigned int day;
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double latitude;
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double declinaison;
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double insolation;
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double latitude_rad;
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cout << "Entrez le jour de l'année : ";
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cin >> day;
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cout << "Entrez la latitude du lieu : ";
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cin >> latitude;
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latitude_rad = deg2Rad(latitude);
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declinaison = declinaisonSoleil(day);
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insolation = dureeInsolation(latitude, declinaison);
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cout << "La durée d'insolation à la latitude : " << latitude << "° est : " << insolation << "h" << endl;
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return 0;
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}
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