Lab 3 Homework. Some problems are in the .doc file. Most code is in the .cpp file. Successful runs are in the .txt file.HEADmaster

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+//======================================================
+//=      CODE FOR PROBLEM #1 ON PAGE 161 IS BELOW      =
+//======================================================
+// 
+//#include <iostream> <iomanip>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//	short choice;
+//
+//	cout << "\t\t\tStudent Grade Program";
+//	cout << "\n\t\t\t - Main Menu -";
+//	cout << "\n\n\t\t1. Enter Name";
+//	cout << "\n\t\t2. Enter test scores";
+//	cout << "\n\t\t3. Display test scores";
+//	cout << "\n\t\t9. Exit";
+//	cout << "\n\n\tPlease enter your choice from the list above: ";
+//
+//	cin >> choice;
+//
+//	switch (choice)
+//	{
+//		case 1:
+//			cout << "\n\tYou chose: Enter name" << endl;
+//			break;
+//		case 2:
+//			cout << "\n\tYou chose: Enter test scores" << endl;
+//			break;
+//		case 3:
+//			cout << "\n\tYou chose: Display test scores" << endl;
+//			break;
+//		case 9:
+//			cout << "\n\tYou chose: Exit" << endl;
+//			break;
+//		default:
+//			cout << "\n\tMenu choice does not exist" << endl;
+//
+//	}
+//
+//	return 0;
+//}
+
+
+//======================================================
+//=      CODE FOR PROBLEM #2 ON PAGE 168 IS BELOW      =
+//======================================================
+
+//#include <iostream>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//
+//	float rate,
+//		loan_amount,
+//		interest_amount,
+//		interest_and_fees,
+//		total_cost;
+//	
+//	short fee = 0;
+//
+//
+//	cout << "\t\t     =========================\n"; 
+//	cout << "\t\t\t= Loan Calculator =";
+//	cout << "\n\t\t     =========================\n";
+//
+//	cout << "\n\n\t\tEnter loan amount: ";
+//	cin >> loan_amount;
+//
+//	cout << "\n\t\tEnter loan rate percent: ";
+//	cin >> rate;
+//
+//
+//	if (rate < 1 || rate > 18)
+//	{
+//		cout << "\n\n\tERROR: Interest rate is not between 1% and 18%" << endl;
+//	}
+//
+//	else if (loan_amount < 100 || loan_amount > 1000)
+//	{
+//		cout << "\n\n\tERROR: Loan amount is not between $100 and $1,000" << endl;
+//	}
+//
+//	else
+//	{
+//
+//		if (loan_amount <= 500)
+//			fee = 20;
+//
+//		else
+//			fee = 25;
+//
+//
+//		interest_amount = loan_amount * rate * 0.01;
+//
+//		interest_and_fees = interest_amount + fee;
+//
+//		total_cost = loan_amount + interest_and_fees;
+//
+//
+//		cout << "\n\n\tRequested loan amount: $" << loan_amount;
+//		cout << "\n\tInterest rate: " << rate << "%";
+//		cout << "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~";
+//		cout << "\n\tInterest amount: $" << interest_amount;
+//		cout << "\n\tFee: $" << fee;
+//		cout << "\n\n\tSum of interst and fees: $" << interest_and_fees;
+//		cout << "\n\n================================================================";
+//		cout << "\n\tTotal Cost: $" << total_cost << "\n\n";
+//	}
+//	
+//
+//	return 0;
+//}
+
+
+//======================================================
+//=      CODE FOR PROBLEM #1 ON PAGE 177 IS BELOW      =
+//======================================================
+
+//#include <iostream>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//
+//	int number = 0;
+//
+//	cout << "\n\tEnter an integer between 1 and 50: ";
+//	cin >> number;
+//
+//	cout << "\n";
+//
+//	if (number < 1 || number > 50)
+//		cout << "\nERROR: Number must be between 1 and 50\n\n";
+// 
+//	else
+//	{
+//		cout << number << " ";
+//
+//		while (number > 0)
+//		{
+//			--number;
+//
+//			if (number % 2 == 0)
+//				cout << number << " ";
+//
+//			else
+//				cout << " ";
+//
+//		}
+//		cout << "\n\n" << endl;
+//	}
+//
+//	return 0;
+//}
+
+
+//======================================================
+//=      CODE FOR PROBLEM #1 ON PAGE 179 IS BELOW      =
+//======================================================
+
+//#include <iostream>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//	int number = 0;
+//
+//	cout << "\n\tEnter an integer between 1 and 50: ";
+//	cin >> number; 
+//
+//	cout << "\n";
+//
+//
+//	do
+//		if (number < 1 || number > 50)
+//		{
+//			cout << "\n\nERROR: Number must be between 1 and 50\n";
+//
+//			cout << "\n\tEnter an integer betwen 1 and 50: ";
+//			cin >> number;
+//
+//			cout << "\n";
+//		}
+//		else
+//			cout << "\n\n";
+//	while (number < 1 || number > 50);
+//
+//
+//	cout << number << " ";
+//
+//		while (number > 0)
+//		{	
+//			--number;
+//
+//			if (number % 2 == 0)
+//				cout << number << " ";
+//
+//			else
+//				cout << " ";
+//
+//		}
+//		cout << "\n\n" << endl;
+//
+//	return 0;
+//}
+
+
+//======================================================
+//=      CODE FOR PROBLEM #1 ON PAGE 184 IS BELOW      =
+//======================================================
+
+//#include <iostream>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//
+//	int assignments = 0;
+//	int assignments_initial = 0;
+//	int sum = 0;
+//
+//	cout << "\n\t\tEnter number of assignments: ";
+//	cin >> assignments;
+//
+//	assignments_initial = assignments;
+//
+//	cout << "\n\n";
+//
+//	for (assignments; assignments > 0; assignments--)
+//	{
+//		int score = 0;
+//
+//		cout << "\tEnter assignment " << assignments << " score: ";
+//		cin >> score;
+//
+//		cout << "\n";
+//
+//		sum += score;
+//	}
+//
+//	float avg = (float)sum / (float)assignments_initial;
+//
+//	cout << "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n";
+//	cout << "\n\t\tAverage assignment score: " << avg;
+//	cout << "\n\n" << endl;
+//
+//	return 0;
+//}
+
+
+//======================================================
+//=      CODE FOR PROBLEM #3 ON PAGE 192 IS BELOW      =
+//======================================================
+
+//#include <iostream>
+//
+//using std::cout;
+//using std::cin;
+//using std::endl;
+//
+//int main()
+//{
+//	int ending_number = 0;
+//	int current_number = 1;
+//	int previous_number = 0;
+//	int hold = 0;
+//
+//	cout << "\n\t\t==================================";
+//	cout << "\n\t\t== Fibonacci sequence generator ==";
+//	cout << "\n\t\t==================================";
+//	cout << "\n\n\t";
+//
+//	cout << "Enter ending number: ";
+//	cin >> ending_number;
+//
+//	cout << "\n\n";
+//
+//	if (ending_number < 1)
+//		cout << "ERROR: Ending number must be 1 or greater";
+//
+//	else
+//
+//		while (current_number <= ending_number)
+//		{
+//			cout << current_number << " ";
+//
+//			hold = current_number;
+//			current_number += previous_number;
+//			previous_number = hold;
+//		}
+//
+//	cout << endl;
+//
+//	return 0;
+//}
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