main.cc
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	#include <cstdlib>
	#include <cmath>
	#include <iostream>
	#include <iomanip>
	#include <memory>

	#include "arithmetic.hh"
	#include "pi.hh"
	#include "series.hh"
	#include "print.hh"
	#include "write.hh"
	#include "dumper.hh"

	/* -------------------------------------------------------------------------- */

	int main(int argc, char ** argv) {

	// Parse method type
	std::string method = "ar"; // default value
	if (argc > 1) {
	method = argv[1];
	}

	// Parse number of iterations
	unsigned int N = 10; // default value
	if (argc > 2) {
	N = atoi(argv[2]);
	}

	// Parse frequency
	unsigned int freq = 1; // default value
	if (argc > 3) {
	freq= atoi(argv[3]);
	}

	// Instanciate appropriate series object
	std::unique_ptr<Series> series; // doesn't point to anything yet
	if (method == "ar") {
	series.reset(new ComputeArithmetic);
	} else if (method == "pi") {
	series.reset(new ComputePi);
	}

	// Compute series
	std::cout << series->getName() << "(" << N << ") = " << series->compute(N) << std::endl;

	// Print series values from 1 to N onto screen (with specific frequency)
	PrintSeries printer(*series,N,freq);
	printer.dump();

	// Dump series values from 1 to N into file
	WriteSeries writer(*series, N, ",");
	writer.dump();

	return EXIT_SUCCESS;
	}