#include <iostream>
#include <cmath>
#include "is_safe.h"
using namespace std;


int main()
{
    cout << boolalpha;
    cout << endl;
    cout << "testing is_safe: true's should mean passed: " << endl;
    cout << "---------------------------------------" << endl;
    cout << "(is_safe(47) == false): " << (is_safe(47) == false) << endl;
    cout << "(is_safe(50) == true): " << (is_safe(50) == true) << endl;
    cout << "(is_safe(90) == true): " << (is_safe(90) == true) << endl;
    cout << "(is_safe(100) == false): " << (is_safe(100) == false) << endl;
    cout << "(is_safe(200) == false): " << (is_safe(200) == false) << endl;
    cout << endl;

    return EXIT_SUCCESS;
}