11 - 03 - 2019

#include <iostream>
#include <string.h>
#include <string>
#include <math.h>
#include <stdlib.h>

using namespace std;

class MyString{
private:
    char *str;
public:
    MyString(const MyString &obcpy);
    MyString(){
        str = NULL;
        cout << "Defalt constructor.\n";
    }
    MyString(const char* c){
        int len = strlen(c);
        str = (char *)malloc(len * sizeof(char));
        str = new char[len];
        strcpy(str, c);
        cout << "Constructing ... " << c << '\n';
    }
    char* getStr(){
        return str;
    }
    ~MyString(){
        cout << "Distructing ... "<< (str == NULL ? "NULL" : str) << "\n";
        free(str);
        delete [] str;
    }
    MyString strCmp(MyString s1, MyString s2){
        if(strlen(s1.getStr()) > strlen(s2.getStr())) {
                return s1;
        }
        else return s2;

    }
};

MyString :: MyString(const MyString &obcpy){
    int len = strlen(obcpy.str);
    str = new char[len];
    strcpy(str, obcpy.str);
    strcat(str, "+");
    cout << "Copy Constructor ... " << str << '\n';
}

int main(){
    MyString ss1;
    MyString ss2("Fuad");
    MyString ss3("Nafiz");
    MyString ss4("axaxax");
    char * ret;
    ret = ss2.getStr();
    cout << ret << endl;
    ss4 = ss2.strCmp("Hafiz", "ab");
    cout << "Returned after compare ... " << ss4.getStr() << '\n';
    return 0;
}