Реферат: Программирование на С++

Текст программы.

#include

#include

#include

class stroka

{

char *ch;

int len;

friend int operator == (stroka & a , stroka & b);

friend stroka* Friend0(stroka c);

friend istream& operator >>(istream & in, stroka & a );

friend ostream& operator <<(ostream & out, stroka & a );

public :

stroka(int N=80)

{ch = new char [N];

ch[0]='\0';

}

stroka (const char *s)

{

int j=0;

while (ch[j++]);

ch = new char[len];

ch[len] = '\0';

len--;

for (int i=0;i

ch[i]= s[i];

}

void string1(void)

{ int j=0;

while (ch[j++]);

len = j-1;