#include <iostream>
using namespace std;

int main()
{
	/*
	int sel;

	cout << "\t  Student Grade Program\n"
		<< "\t\t - Main Menu -\n\n";

	cout << "\t1. Enter name\n"
		 << "\t2. Enter test scores\n"
		 << "\t3. Display test scores\n"
		 << "\t9. Exit\n\n";

	cout << "Please enter your choice from the list above : ";

	cin >> sel;

	switch (sel)
	{
	case 1:
		cout << "\nSelected to enter name.\n";
		break;
	case 2:
		cout << "\nSelected to enter test scores.\n";
		break;
	case 3:
		cout << "\nSelected to display test scores.\n";
		break;
	default:
		cout << "\nExiting Program.\n";
	}

	cout << "\nRedirecting. . .\n";
	*/
	//Set Variables
   /*float rate;
   float amount;
   float interest;
   int fee;
   float total;

   //Get Variables
   cout << "Enter loan amount: ";
   cin >> amount;

   cout << "Enter interest rate: ";
   cin >> rate;

   //Validate
   if (rate <= 0 || rate > 18)
   {
	   cout << "Not a valid interest rate.\n";
	   return -1;
   }
   if (amount < 100 || amount > 1000)
   {
	   cout << "Not a valid loan amount.\n";
	   return -2;
   }

   //Calc
   if (amount <= 500 && amount > 100)
	   fee = 20;
   else if (amount > 500 && amount <= 1000)
	   fee = 25;
   else
   {
	   cout << "Error calculating fee.\n";
	   return -3;
   }

   interest = amount * (rate / 100);
   total = interest + fee;

   //print
   cout << "The loan has an amount of: " << amount << " and an interest rate of " << rate << endl
	   << "The total payment of interest and fees is: " << total << endl;*/

	   // 7.2 #1
	   /*
	   // Account Varibles
	   float money;
	   int accounts;
	   // Switch Operator
	   int sel;
	   // Set Varibles
	   cout << "Number of accounts: ";
	   cin >> accounts;

	   cout << "Total money: ";
	   cin >> money;
	   // Calc
	   if (money >= 25000)
		   sel = 1;
	   if (money < 25000 && accounts > 1)
		   sel = 2;
	   if (money < 25000 && accounts == 1)
		   sel = 3;
	   if (money <= 10000)
		   sel = 4;
	   if (money <= 0 || accounts <= 0)
		   sel = 0;

	   cout <<"\n\n";
	   // Output
	   switch (sel)
	   {
	   case 1:
		   cout << "The membership level is Platinum with $" << money << " dollars and " << accounts;
		   if (accounts = 1)
			   cout << " account\n\n";
		   else
			   cout << " accounts\n\n";
		   break;
	   case 2:
		   cout << "The membership level is Gold with $" << money << " dollars and " << accounts;
		   if (accounts = 1)
			   cout << " account\n\n";
		   else
			   cout << " accounts\n\n";
		   break;
	   case 3:
		   cout << "The membership level is Silver with $" << money << " dollars and " << accounts;
		   if (accounts = 1)
			   cout << " account\n\n";
		   else
			   cout << " accounts\n\n";
		   break;
	   case 4:
		   cout << "The membership level is Copper with $" << money;
		   if (money > 1)
			   cout << " dollars and " << accounts;
		   else if (money < 1)
			   cout << " cents and " << accounts;
		   else
			   cout << " dollar and " << accounts;

		   if (accounts = 1)
			   cout << " account\n\n";
		   else
			   cout << " accounts\n\n";
		   break;
	   default:
		   cout << "Something went wrong. Neither the number of accounts or amount of money can be 0 or negative.\n\n";
	   }
	   */
	   // 8.2
	/*
	int in;

	cout << "Enter a number 1-50: ";
	cin >> in;

	if (in < 1)
	{
		cout << "Number cannot be 0 or negative";
		return -1;
	}
	if (in > 50)
	{
		cout << "Number cannot be greater than 50";
		return -2;
	}

	for (int c = in; c > 0; c--)
	{
		cout << c << ' ';
		if (c % 10 == 1)
			cout << endl;
	}*/
	// 8.3
	/*
	int in;

	cout << "Enter a number 1-50: ";
	cin >> in;

	if (in < 1)
	{
		cout << "Number cannot be 0 or negative";
		return -1;
	}
	if (in > 50)
	{
		cout << "Number cannot be greater than 50";
		return -2;
	}

	do
	{
		cout << in << ' ';
		if (in % 10 == 1)
			cout << endl;
		in--;
	} while (in > 0);
	*/

	/*
	int in;

	cout << "Enter a number size for the right triangle: ";
	cin >> in;

	if (in < 1)
	{
		cout << "Number cannot be 0 or negative";
		return -1;
	}

	for (int h = in; h > 0; h--)
	{
		for (int w = h; w > 0; w--)
			cout << "\* ";
		cout << endl;
	}
	*/
	// 8.10
	int num1 = 0,
		num2 = 1,
		num3;

	int max;

	cout << "What max number of the Fibonacci sequence would you like to display? ";
	cin >> max;

	cout << num1;

	while (num2 < max)
	{
		cout << ", " << num2;
		//Do the calc and shift the numbers over so calc can be done again.
		num3 = num1 + num2;
		num1 = num2;
		num2 = num3;

	}


	return 0;

}