/******************************************************************************
 * This program demonstrates the math integer functions.
 * 
 * Copyright © 2020 Richard Lesh.  All rights reserved.
 *****************************************************************************/

#include <algorithm>
#include <cmath>
#include <ctime>
#include <fmt/format.h>
#include <iostream>
#include <string>

using namespace std;

int main(int argc, char **argv) {
	int const a = 5;
	int const b = 10;
	int const c = -2;

// abs, floor, ceil, round, trunc, min, max
	cout << fmt::format("abs({0:d}) = {1:d}", a, abs(a)) << endl;
	cout << fmt::format("abs({0:d}) = {1:d}", c, abs(c)) << endl;
	cout << fmt::format("min({0:d}, {1:d}) = {2:d}", a, b, min(a, b)) << endl;
	cout << fmt::format("max({0:d}, {1:d}) = {2:d}", a, b, max(a, b)) << endl;
	cout << fmt::format("min({0:d}, {1:d}) = {2:d}", b, c, min(b, c)) << endl;
	cout << fmt::format("max({0:d}, {1:d}) = {2:d}", b, c, max(b, c)) << endl;

// random numbers
	srand(time(0));
	cout << fmt::format("random({0:d}) = {1:d}", a, int(a * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", a, int(a * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", a, int(a * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", a, int(a * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", a, int(a * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", b, int(b * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", b, int(b * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", b, int(b * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", b, int(b * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random({0:d}) = {1:d}", b, int(b * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random(2) = {0:d}", int(2 * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random(2) = {0:d}", int(2 * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random(2) = {0:d}", int(2 * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random(2) = {0:d}", int(2 * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random(2) = {0:d}", int(2 * (rand()/(RAND_MAX + 1.0)))) << endl;
	cout << fmt::format("random() = {0:f}", rand()/(RAND_MAX + 1.0)) << endl;
	cout << fmt::format("random() = {0:f}", rand()/(RAND_MAX + 1.0)) << endl;
	cout << fmt::format("random() = {0:f}", rand()/(RAND_MAX + 1.0)) << endl;
	cout << fmt::format("random() = {0:f}", rand()/(RAND_MAX + 1.0)) << endl;
	cout << fmt::format("random() = {0:f}", rand()/(RAND_MAX + 1.0)) << endl;
	return 0;
}