#include <iostream>
#include <iomanip>   //for the i/o manipulator setw
#include <cstdlib>
#include <string>
using namespace std;

class weather 
{
public:
	int todaysDate;	   //index into the array a
	int tempHi;
	int tempLo;
	string day;
	string weather;

	void print() const;
	void nextDay();
	void change();
};

const string weekday[]
{
	 "Tuesday",   //0
	 "Wednesday", //1
	 "Thursday",  //2
	 "Friday",    //3
	 "Saturday",  //4
	 "Sunday",    //5
	 "Monday"     //6
};
const size_t weekSize {size(weekday)};

void weather::print() const
{
	cout << "Day " << todaysDate+1 << " "  //Humans count starting at 1.
		<< setw(10) << left << day + "," << " "
		<< "High of " << setw(2) << tempHi << "F, "
		<< "Low of "  << setw(2) << tempLo << "F, "
		<< "Forecast of " << weather << "\n";	
}

void weather::nextDay()
{
	++todaysDate;     i                    //Update the five data members.
	day = weekday[todaysDate % weekSize];  //subscript in range 0 to 6
	tempHi  = a[todaysDate].tempHi;
	tempLo  = a[todaysDate].tempLo;
	weather = a[todaysDate].weather;
}

void weather::change()
{ 
	//The main function has already output the first weather report.
	//Now we print the remaining weather reports.

	while (todaysDate < n - 1) {
		nextDay();
		print();
	}
}

struct stats {
	int tempHi;   //Fahrenheit
	int tempLo;
	string weather;
};

const stats a[] {
	{74, 61, "Sunny"},         //0
	{84, 67, "Sunny"},         //1
	{90, 72, "Partly Cloudy"}, //2
	{85, 68, "Partly Cloudy"}, //3
	{75, 65, "Showers"},       //4
	{79, 63, "Partly Cloudy"}, //5
	{74, 63, "Partly Cloudy"}, //6
	{74, 65, "Mostly Cloudy"}  //7
};
const size_t n {size(a)};

int main()
{
	weather today;           //Create an object.

	const int d {0};
				 
	today.todaysDate = d;    //Load information into the five data members.
	today.day = weekday[d % weekSize];   //subscript in range 0 to 6
	today.tempHi  = a[d].tempHi;
        today.tempLo  = a[d].tempLo;
	today.weather = a[d].weather;

	today.print();
	today.change();
	
	return EXIT_SUCCESS;
}