#include <iostream.h>
#include "string.h"

const int LEN = 80;

int main()
{
   String s;
   String t("Hello world!");
   char buffer[LEN];

   cout << "s's len: " << s.StrLen() << endl;
   cout << "s: ";
   s.StrPrt();
   cout << "#\n";

   s.StrCpy(t);
   cout << "s's len: " << s.StrLen() << endl;
   cout << "s: ";
   s.StrPrt();
   cout << "#\n";

   cout << "t's len: " << t.StrLen() << endl;
   cout << "t: ";
   t.StrPrt();
   cout << "#\n";

   t.StrZero();
   cout << "t's len: " << t.StrLen() << endl;
   cout << "t: ";
   t.StrPrt();
   cout << "#\n";

   s.StrCat(s);
   cout << "s's len: " << s.StrLen() << endl;
   cout << "s: ";
   s.StrPrt();
   cout << "#\n";
   cout << s.StrChr('w') << endl;
   cout << s.StrChr('z') << endl;

   cout << "s1: ";
   cin.getline(buffer, LEN);
   String s1 = buffer;
   cout << "s2: ";
   cin.getline(buffer, LEN);
   String s2 = buffer;

   cout << "\ns1: ";
   s1.StrPrt();
   cout << endl;
   cout << "s2: ";
   s2.StrPrt();
   cout << endl;

   cout << "s1.StrCmp(s2): " << s1.StrCmp(s2) << endl;
   cout << "s2.StrCmp(s1): " << s2.StrCmp(s1) << endl;

   cout << "s1.StrStr(s2): " << s1.StrStr(s2) << endl;
   cout << "s2.StrStr(s1): " << s2.StrStr(s1) << endl;

   return 0;
}