/******************************************************************************
 * This program computes quadratic equations.
 * 
 * Copyright © 2016 Richard Lesh.  All rights reserved.
 *****************************************************************************/

#undef NDEBUG

#include <clocale>
#include <codecvt>
#include <fmt/format.h>
#include <fmt/xchar.h>
#include <iostream>
#include <string>

std::locale utf8loc(std::locale(), new std::codecvt_utf8<wchar_t>);
using namespace std;

static double const A = 3.;
static double const B = 2.;
static double const C = 1.;

int main(int argc, char **argv) {
    setlocale(LC_ALL, "en_US.UTF-8");
    wcout.imbue(utf8loc);
    wcin.imbue(utf8loc);

    double x = 0.;
    double y = A * x * x + B * x + C;
    wcout << fmt::format(L"f({0:.6g}) = {1:.6g}", x, y) << endl;

    ++x;
    y = A * x * x + B * x + C;
    wcout << fmt::format(L"f({0:.6g}) = {1:.6g}", x, y) << endl;

    ++x;
    y = A * x * x + B * x + C;
    wcout << fmt::format(L"f({0:.6g}) = {1:.6g}", x, y) << endl;

    ++x;
    y = A * x * x + B * x + C;
    wcout << fmt::format(L"f({0:.6g}) = {1:.6g}", x, y) << endl;
    return 0;
}