V5 Z10C++

// Matrica.h
#pragma once
#include <iostream>
using namespace std;

template <class T>
class matrica {
private:
    T **a;
    int n;
    int m;
public:
    matrica() {
        n = m = 10;
        a = new T*[n];
        for (int i = 0; i < n; i++) {
            a[i] = new T[m];
        }
    }

    matrica(int x, int y) {
        n = x;
        m = y;
        a = new T*[n];
        for (int i = 0; i < n; i++) {
            a[i] = new T[m];
        }
    }

    ~matrica() {
        if (a) {
            for (int i = 0; i < n; i++) {
                delete[] a[i];
            }
            delete[] a;
        }
    }

    void getElement(int x, int y) {
        cout << a[x][y];
    }

    void setElement(int x, int y, T newElement) {
        a[x][y] = newElement;
    }

    int getX() {
        return n;
    }

    int getY() {
        return m;
    }

    void setX(int x) {
        if (a) {
            for (int i = 0; i < n; i++) {
                delete[] a[i];
            }
            delete[] a;
        }
        n = x;
        a = new T*[n];
        for (int i = 0; i < n; i++) {
            a[i] = new T[m];
        }
    }

    void setY(int y) {
        if (a) {
            for (int i = 0; i < n; i++) {
                delete[] a[i];
            }
            delete[] a;
        }
        m = y;
        a = new T*[n];
        for (int i = 0; i < n; i++) {
            a[i] = new T[m];
        }
    }

    void filter() {
        T p1, p2, p3, p4;
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < m; j++) {
                p1 = (i == 0 ? a[i][j] : a[i - 1][j]);
                p2 = (i == n - 1 ? a[i][j] : a[i + 1][j]);
                p3 = (j == 0 ? a[i][j] : a[i][j - 1]);
                p4 = (j == m - 1 ? a[i][j] : a[i][j + 1]);
                a[i][j] += (p1 + p2 + p3 + p4) / a[i][j];
            }
        }
    }
    T * operator[](int i) {
            return a[i];
    }
};

// Complex.h
#pragma once
#include <iostream>
using namespace std;

class complex {
private:
    double real;
    double imag;
public:
    complex();
    complex(double r, double i);
    ~complex();
    friend complex operator+(complex x, complex y);
    friend complex operator*(complex x, complex y);
    friend complex operator-(complex x, complex y);
    friend complex operator/(complex x, complex y);
    friend ostream& operator<<(ostream& str, complex& a);
    friend istream& operator>>(istream& str, complex& a);
};

// Complex.cpp
#include "Complex.h"

complex::complex()
{
    real = imag = 0;
}

complex::complex(double r, double i)
{
    real = r;
    imag = i;
}

complex::~complex()
{
}

complex operator+(complex x, complex y)
{
    complex vrati;
    vrati.real = x.real + y.real;
    vrati.imag = x.imag + y.imag;
    return vrati;
}

complex operator*(complex x, complex y)
{
    complex vrati;
    vrati.real = x.real * y.real;
    vrati.imag = x.imag * y.imag;
    return vrati;
}

complex operator-(complex x, complex y)
{
    complex vrati;
    vrati.real = x.real - y.real;
    vrati.imag = x.imag - y.imag;
    return vrati;
}

complex operator/(complex x, complex y)
{
    complex vrati;
    vrati.real = x.real / y.real;
    vrati.imag = x.imag / y.imag;
    return vrati;
}

ostream & operator<<(ostream & str, complex & a)
{
    str << a.real << " + " << a.imag <<"i";
    return str;
}

istream & operator>>(istream & str, complex & a)
{
    str >> a.real >> a.imag;
    return str;
}

// main.cpp
#include "Matrica.h"
#include "Complex.h"

void main() {
    matrica<char> a(3, 3);
    char x;
    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            cin >> x;
            a.setElement(i, j, x);
        }
    }
    a.getElement(2, 2);
    cout << endl << a.getX() << endl << a.getY() << endl;
    a.setX(2);
    cout << "Matrica je sada 2 x 3\n";
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 3; j++) {
            cin >> x;
            a.setElement(i, j, x);
        }
    }
    a.getElement(1, 2);
    cout << endl;
    a.setY(2);
    cout << "Matrica je sada 2 x 2\n";
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            cin >> x;
            a.setElement(i, j, x);
        }
    }
    a.getElement(1, 1);
    cout << endl;
    a.filter();
    cout << "Filter funkcija:\n";
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            a.getElement(i, j);
            cout << " ";
        }
        cout << endl;
    }
    cout << "Unesite kompleksne brojeve:\n";
    matrica<complex> b(2, 2);
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            cin >> b[i][j];
        }
    }
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            cout << b[i][j] << " | ";
        }
        cout << endl;
    }
    cout << b[0][0] + b[0][1] << endl;
    cout << b[0][0] * b[0][1] << endl;
    cout << b[0][0] - b[0][1] << endl;
    cout << b[0][0] / b[0][1] << endl;
}