class String
{

public:

String() //constructor with no arguments
    :str(NULL),
    size(0)
{

}

String(int size) //constructor with one argument
    :str(NULL),
    size(size)

{
    str = new char[size];
}


~String() //destructor
{
    delete [] str;
};

private:

    char *str;

    int size;

}