#include <stdio.h>
#include <math.h>
#define rows 13
#define cols 5
#define ESC "ESC_151.txt"

int main()
{
	void print_info(void);
	void get_Student_Info(FILE* IN, int Class[rows][cols]);
	void CLASS_GRADE(int X[rows][cols], char GRADE[rows]);

	int Class[rows][cols];
	char GRADE[rows];
	FILE * ESC_OPEN = fopen(ESC, "r");

	/*
	printf("The class average is: %f", average);
	printf("The curving factor used for this class is: %f", curving_factor);
	*/

	print_info();

	get_Student_Info(ESC_OPEN, Class);

	CLASS_GRADE(Class, GRADE);



	return 0;
}

void print_info()
{
	printf("ID\n");
	printf("1001\n1002\n1003\n1004\n1005\n1006\n1007\n1008\n1009\n1010\n1011\n1012\n1013\n");

	//for (int i = 1001; i < 13; i++)
	//	printf("%i\n", i);

	return;
}

void get_Student_Info(FILE* IN, int Class[rows][cols])
{
	IN = fopen(ESC, "r");

	for (int i = 0; i < rows; i++)
		for (int k = 0; k < cols; k++)
			fscanf(IN, "%i", &Class[i][k]);

	for (int i = 0; i < rows; i++)
		for (int k = 0; k < cols; k++)
			fscanf(IN, "%i", &Class[i][k]);

	for (int i = 0; i < rows; i++)
		for (int k = 0; k < cols; k++)
			fscanf(IN, "%i", &Class[i][k]);

	for (int i = 0; i < rows; i++)
		for (int k = 0; k < cols; k++)
			fscanf(IN, "%i", &Class[i][k]);


	fclose(IN);

	for (int i = 0; i < rows; i++)
		//for (int j = 0; j < cols; j++)
		printf("%i\n", Class[i][1]);



	return;
}

void CLASS_GRADE(int X[rows][cols], char GRADE[rows])
{
	float Curving_Fact(int ESC_151[rows][cols], float* AVE);
	char grade(float total);

	float average;

	Curving_Fact(X, &average);

	//for (int i = 0; i < 13; i++)
	//grade()



	return;
}




float Curving_Fact(int ESC_151[rows][cols], float* AVE)
{
	float curving_factor;
	float average = 0;
	int sum = 0;

	*AVE = average; //Add calculations to find the average score

	for (int j = 0; j < rows; j++)
		for (int k = 0; k < cols; k++)
			sum += ESC_151[j][k];

	average = sum / 52;

	if (average < 70)
		curving_factor = 70 / average;
	else
		curving_factor = 1;

	*AVE = average;

	return curving_factor;
}

char grade(float total)
{
	char grade;

	if (total >= 85 && total <= 100)
		grade = 'A';
	else if (total >= 75 && total <= 84)
		grade = 'B';
	else if (total >= 65 && total <= 74)
		grade = 'C';
	else if (total >= 55 && total <= 64)
		grade = 'D';
	else if (total >= 0 && total <= 54)
		grade = 'F';

	return grade;
}