#include <stdio.h>
#include <time.h>

void main()
{
	int i, j, min, max = 0;
	int students = 50;
	int courses = 10;
	int grades = 0;
	int m_maxAvg = 0;
	int m_maxGrade = 100;
	int **m_StudentMatrix = 0;
	int m_random;
	
	srand(time(NULL));
	m_StudentMatrix = (int*)malloc(sizeof(int) * students);

	for (i = 0; i < students; i++)
	{
		m_StudentMatrix[i] = (int*)malloc(sizeof(int)* courses);

		for (j = 0; j < courses; j++)
		{
			m_StudentMatrix[i][j] = rand() % m_maxGrade + 1;
		}
			
	}

	for (i = 0; i < students; i++)
	{
		for (j = 0; j < courses; j++)
		{
			grades += m_StudentMatrix[i][j];
		}
		grades /= courses;
		m_maxAvg = m_maxAvg < grades ? grades : m_maxAvg;
		grades = 0;
	}

	printf("maximum AVG - %d\n\n\n", m_maxAvg); // הדפסת הממוצע של התלמיד המצטיין – א'.

	for (i = 0; i < students; i++)
	{
		min = max = m_StudentMatrix[i][0];

		for (j = 1; j < courses; j++)
		{
			if (min > m_StudentMatrix[i][j])
				min = m_StudentMatrix[i][j];
			if (max < m_StudentMatrix[i][j])
				max = m_StudentMatrix[i][j];
		}

		printf("min AVG of Student[%d] - %d\n", i + 1, min); // הדפסת המינימום של כל תלמיד - ב'
		printf("max AVG of Student[%d] - %d\n", i + 1, max); // הדפסת המקסימום של כל תלמיד – ב'
	}

	m_maxAvg = 0;
	for (i = 0; i < courses; i++)
	{
		for (j = 0; j < students; j++)
		{
			grades += m_StudentMatrix[j][i];
		}
		grades /= students;
		m_maxAvg = m_maxAvg < grades ? grades : m_maxAvg;
		grades = 0;

		printf("\n\nmaximum AVG of Course[%d] - %d\n", i+ 1, m_maxAvg); // הדפסת הממוצע של כל מקצוע – ג'.

		getchar();
	}
}