gistfile1.txt

// ConsoleApplication3.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <cstdlib>
#include <iostream>

using namespace std;

class Tablica {
public:
	Tablica(int rozmiar) { n = rozmiar; wsk = new float[n]; } // Entliczek
	~Tablica(); // Pentliczek
	Tablica(Tablica &t); // Zielony stoliczek
	float getWsk(int index) { return wsk[index]; }
	void setWsk(int index, float value) { wsk[index] = value; }
	void wczytaj();
	void wypisz();
	float avg();
	float min();
	float max();
	void posortuj();
	float mediana();
private:
	int n;
	float *wsk;
};

Tablica::~Tablica() {
	delete wsk;
}

Tablica::Tablica(Tablica &t) {
	n = t.n;
	wsk = new float[n];

	for (int i = 0; i < n; i++) {
		wsk[i] = t.wsk[i];
	}
}

void Tablica::wczytaj() {
	for (int i = 0; i < n; i++) {
		cout << "Podaj " << i + 1 << " element tablicy: ";

		cin >> wsk[i];
	}

	cout << "Podales juz wszystkie elementy!" << endl;
}

void Tablica::wypisz() {
	for (int i = 0; i < n; i++) {
		cout << "Element o indexie " << i << " jest rowny " << wsk[i] << endl;
	}

	cout << "To juz wszystkie elementy twojej tablicy" << endl;
}

float Tablica::avg() {
	float sum = 0;

	for (int i = 0; i < n; i++) {
		sum += wsk[i];
	}

	return sum / n;
}

float Tablica::min() {
	float min = wsk[0];

	for (int i = 1; i < n; i++) {
		if (wsk[i] < min)
			min = wsk[i];
	}

	return min;
}

float Tablica::max() {
	float max = wsk[0];

	for (int i = 1; i < n; i++) {
		if (wsk[i] > max)
			max = wsk[i];
	}

	return max;
}

// Sortowanie
// Mediana

void Tablica::posortuj() {
	for (int i = 0; i<n; i++)
		for (int j = 1; j<n - i; j++)
			if (this->wsk[j - 1] > this->wsk[j]) {
				float stara = this->wsk[j - 1];

				this->wsk[j - 1] = this->wsk[j];
				this->wsk[j] = stara;
			}
}

float Tablica::mediana() {
	float* posortowana = wsk;

	for (int i = 0; i<n; i++)
		for (int j = 1; j<n - i; j++)
			if (this->wsk[j - 1] > this->wsk[j]) {
				float stara = this->wsk[j - 1];

				this->wsk[j - 1] = this->wsk[j];
				this->wsk[j] = stara;
			}

	if (n % 2 != 0) {
		int index = ceil(n / 2);

		return posortowana[index];
	}
	else
	{
		int index = n / 2;

		return (posortowana[index - 1] + posortowana[n - index]) / 2;
	}
}

int main(int argc, char *argv[])
{
	Tablica t1(4);

	t1.wczytaj();
	t1.wypisz();

	cout << "Maksymalna wartosc to " << t1.max() << endl;
	cout << "Minimalna wartosc to " << t1.min() << endl;
	cout << "Srednia wartosc to " << t1.avg() << endl;
	cout << "Mediana to " << t1.mediana() << endl;

	t1.posortuj();

	t1.wypisz();

	system("PAUSE");
	return EXIT_SUCCESS;
}