main.cpp


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#define _USE_GMP
#include <iostream>
#include <vector>
#include "allElements.h"

using namespace std;

int main()
{
	vector<baseElement*> elements = getAllElements();
	cout << "Choose an element: " << endl;
	for (auto i = 0UL; i < elements.size(); i++) {
		cout << i + 1 << ". " << elements[i]->getElementName() << endl;
	}
	int choice;
	cout << "Write the number of the element: ";
	cin >> choice;
	cout << endl << elements[choice - 1]->getElementName() << " Selected" << endl;

	double mass, fromTemp, toTemp;
	cout << "Enter the mass of the element (in Kg): ";
	cin >> mass;
	if (mass <= 0) {
		cout << "Mass must be a positive value" << endl;
		return 0;
	}
	cout << "Enter the initial temperature of the element (in K): ";
	cin >> fromTemp;
	cout << "Enter the final temperature of the element (in K): ";
	cin >> toTemp;
	if (fromTemp > toTemp) {
		cout << "Initial temperature can not be greater than final temperature" << endl;
		return 0;
	}

	double totalHeat = bigfloat_unwrap(elements[choice - 1]->totalHeatNeeded(mass, fromTemp, toTemp));
	double totalEntropy = bigfloat_unwrap(elements[choice - 1]->totalEntropyChange(mass, fromTemp, toTemp));
	cout << "The total heat needed is: " << totalHeat << " J" << endl;
	cout << "The total entropy change is: " << totalEntropy << " J/K" << endl;
	return 0;

	//thank you.. feel free to contribute here..:)

}