#include <iostream>
#include <iomanip>
using namespace std;

const int red =3 ;
const int kolona = 4;

void unos(int[][kolona]);
void ispis(int[][kolona]);
int min(int[][kolona]);
int max(int[][kolona]);
float prosjek(int[], int);
int main()
{
	int matrica[red][kolona];
	int matrica1[red];
	cout << "Unesite ocjene: " << endl;
	unos(matrica);

	cout << "Unijeli ste ocjene: " << endl;
	cout << endl;
	ispis(matrica);

	cout << "Minimalna ocjena je: " << min(matrica) << endl;

	cout << "Maximalna ocjena je: " << max(matrica) << endl;

	cout << "Prosjecna ocjena je: " << prosjek(matrica1,kolona) << endl;

	system("PAUSE");
	return 0;
}

void unos( int matrica [][kolona])
{
	for (int i = 0; i < red; i++)
	{
		cout << "Ocjene studenata: [" << i << "]: " << endl;
		for (int j = 0; j < kolona; j++)
		{
			cin >> matrica[i][j];
			if (matrica[i][j] < 6 || matrica[i][j]>10)
				j--;
		}
	}
}

void ispis (int matrica[][kolona])
{
	for (int i = 0; i < red; i++)
	{
		cout << "Ocjene Studenta: [" << i << "] : " <<" ";
		for (int j = 0; j < kolona; j++)
		{
			cout <<setw(3) <<matrica[i][j];

		}
		cout << endl;
	}

}

int min(int matrica[][kolona])
{
	int minimalno = matrica[0][0];
	for (int i = 0; i < red; i++)
	{
		for (int j = 0; j < kolona; j++)
		{
			if (minimalno > matrica[i][j])
				minimalno = matrica[i][j];
		}
	}
	return minimalno;
}

int max(int matrica[][kolona])
{
	int maksimalno = matrica[2][3];
	for (int i = 0; i < red; i++)
	{
		for (int j = 0; j < kolona; j++)
		{
			if (maksimalno < matrica[i][j])
				maksimalno = matrica[i][j];
		}
	}
	return maksimalno;
}

float prosjek(int matrica[], int test)
{
	int suma = 0;
	for (int i = 0; i < test; i++)
	{
		suma = suma + matrica[i];
	}
	return float(suma)/test;
}