//  These are all of the functions used in Lab5   ( Exercises 10.5&10.6(as 10.6) , 10.7, 10.8_7 )
#include "Lab5Exercises.h"


void ReadScores(float testScore[])
{
	cout << "Enter percent score of student: \n";

	for (int i = 0; i < NUM_STUDENT; i++)     // starting at 0,  array numbered 0 to 9
	{
		cout << " \t# " << i + 1 << " of " << NUM_STUDENT << " students:\t";
		cin >> testScore[i];
	}
}
void LetterG(char letterGrade[], float testScore[], int gradeCounts[])
{


	for (int i = 0; i < NUM_STUDENT; i++)
	{
		if (testScore[i] >= 92.0)
		{
			letterGrade[i] = 'A';
			gradeCounts[0] = gradeCounts[0] + 1;
		}

		else if (testScore[i] >= 84.0 && testScore[i] < 92.0)
		{
			letterGrade[i] = 'B';
			gradeCounts[1] = gradeCounts[1] + 1;
		}

		else if (testScore[i] >= 75.0 && testScore[i] < 84.0)
		{
			letterGrade[i] = 'C';
			gradeCounts[2] = gradeCounts[2] + 1;
		}

		else if (testScore[i] >= 65.0 && testScore[i] < 75.0)
		{
			letterGrade[i] = 'D';
			gradeCounts[3] = gradeCounts[3] + 1;
		}

		else if (testScore[i] < 65.0)
		{
			letterGrade[i] = 'F';
			gradeCounts[4] = gradeCounts[4] + 1;
		}
	}
}

void average(float testScore[])
{
	float average = 0.0;
	float total = 0.0;
	for (int i = 0; i < NUM_STUDENT; i++)
	{
		total = total + testScore[i];
	}

	average = total / NUM_STUDENT;
	cout << "\n\n\tClass Average:  " << average << "%\n\n";
	return;
}
void displayG(float testScore[], char letterGrade[], int gradeCounts[])
{
	for (int i = 0; i < NUM_STUDENT; i++)
	{
		cout << " Student # " << i + 1 << ",\tScore: " << testScore[i] << ", Letter Grade: " << letterGrade[i] << "\n";
	}

	cout << "\n\tThere were " << gradeCounts[0] << " A's\n";
	cout << "\tThere were " << gradeCounts[1] << " B's\n";
	cout << "\tThere were " << gradeCounts[2] << " C's\n";
	cout << "\tThere were " << gradeCounts[3] << " D's\n";
	cout << "\tThere were " << gradeCounts[4] << " F's\n";

}



void TenSix()
		// ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		// p247 10.5  and 10.6   Learn by doing exercises

	{
		int gradeCounts[5]{ 0 };
		float testScore[NUM_STUDENT]{ 0.0 };
		char letterGrade[NUM_STUDENT]{ 'A' };


		ReadScores(testScore);
		LetterG(letterGrade, testScore, gradeCounts);
		cout << "\n\n";
		displayG(testScore, letterGrade, gradeCounts);
		average(testScore);

	}

	void TenSeven()
		///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
	 //  p260 10.7  Learn by doing exercise 
	{
		char First[41]{};
		char Last[41]{};
		char Full[81]{};

		cout << "Enter your first name: ";
		cin.ignore(cin.rdbuf()->in_avail());
		cin.getline(First, 41);
		cin.clear();
		cin.ignore(cin.rdbuf()->in_avail());


		cout << "Enter your last name: ";
		cin.ignore(cin.rdbuf()->in_avail());
		cin.getline(Last, 41);
		cin.clear();
		cin.ignore(cin.rdbuf()->in_avail());

		for (int i = 0; i < strlen(Last); i++)
			Full[i] = Last[i];
		Full[strlen(Last)] = ',';
		Full[strlen(Last) + 1] = ' ';
		for (int j = 0; j < strlen(First); j++)
			Full[strlen(Last) + 2 + j] = First[j];

		cout << "Contents of the 'Full Name Array': " << Full<< "\n\n";
	}


	void TenEight_Seven()
	{
		////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		// Exercise 10.8 #7  p273

		char string_1[] = "Frank";
		char string_2[] = "Franklyn";


		int differnt = 0;

		for (int i = 0; i < 6; i++)
			if (string_1[i] != string_2[i])
				differnt = differnt + 1;
		if (differnt > 0)
			cout << "Different\n";
		else
			cout << "Same\n";

	}