Zad2

#include <iostream>
#include <cstring>

using namespace std;

class User
{
public:
    User();
    User(const User& u);
    User(const char* uname, const char* pass);
    ~User();
    int getCnt() const;
    void setCnt(int cnt);
    friend bool operator==(const User& u1, const User& u2);
    friend bool passCompare(const User& u1, const User& u2);
private:
    char *username;
    char *password;
    int cnt;
};

User::User()
{
    this->cnt = 0;
}
User::User(const char* uname, const char* pass)
{
    this->username = new char[strlen(uname) + 1];
    strcpy(this->username, uname);
    this->password = new char[strlen(pass) + 1];
    strcpy(this->password, pass);
    this->cnt = 0;
}

bool operator==(const User& u1, const User& u2)
{
    if (strcmp(u1.username, u2.username) == 0)
    {
        return true;
    }
    return false;
}

bool passCompare(const User& u1, const User& u2)
{
    if (strcmp(u1.username, u2.username) == 0 && strcmp(u1.password, u2.password) == 0)
    {
        return true;
    }
    return false;
}
 User::~User()
 {
     delete[] this->username;
     delete[] this->password;
 }

 User::User(const User& u)
 {
    this->username = new char[strlen(u.username) + 1];
    strcpy(this->username, u.username);
    this->password = new char[strlen(u.password) + 1];
    strcpy(this->password, u.password);
    this->cnt = u.cnt;
 }

int User::getCnt() const
{
     return this->cnt;
}

void User::setCnt(int cnt)
{
    this->cnt = cnt;
}

bool signIn(User users[], int n, char *uname, char *pass)
{
    User usr(uname, pass);
    for (int i = 0; i < n; i++)
    {
        if (users[i] == usr)
        {
            if (passCompare(users[i], usr))
            {
                return true;
            }
            users[i].setCnt(users[i].getCnt() + 1);
        }
    }
    return false;
}

int main()
{
    User users[3];
    users[0] = User("Pesho", "1234");
    users[1] = User("Pesho", "12345");
    users[2] = User("Peshoo", "123456");
    if (signIn(users, 3, "Pesho", "12345"))
    {
        cout << "Login: Yes";
    }
    else
    {
        cout << "Login: No";
    }
    return 0;
}