#include <string.h>
int	 strlen(const char s[]);
int	 strcmp(const char s1[], const char s2[]);
char [] strdup(const char s[]);
char [] strcpy(char s1[], const char s2[]);
char [] strcat (char s1[], const char s2[]);

int main()
{
  char s[] = "Hello";
  char t[] = "There";
  char buf[1024];
  cout << strlen(s) << ' ' << strlen(t) << endl;
  if ( strcmp(s,t) == 0 )
    cout << s << " is equal to " << t << endl;
  else
    cout << s << " is not equal to " << t << endl;
  strcpy(buf, s);
  strcat(buf, " ");
  strcat(buf, t);
  cout << buf; // prints: Hello There
  return 0;
}

 #include <fstream.h>
 #define WORD_LENGTH 80
int main()
{
  char word[WORD_LENGTH];
  ifstream in("input.txt");
  while (in >> word)
    cout << word << endl;
  in.close();
  return 0;
}

 #include <fstream.h>
 #define WORD_LENGTH 80
int main()
{
  char word[WORD_LENGTH];
  ifstream in("input.txt");
  ofstream out("output.txt");
  while (in >> word)
    out << word << endl;
  in.close();
  out.close();
  return 0;
}

 #include <string.h>
 #define LIST_MAX_LENGTH 1024
 #define STRING_LENGTH 80
typedef string[STRING_LENGTH]
string arrayList[LIST_MAX_LENGTH];
int cur;
void initialize(int capacity)
{
}
void insert( char item[] )
{
}
void remove( char item[] )
{
}
int findIndexOf( char item[] )
{
}
void copyStringAt( char result[], int i )
{
}
int length()
{
}
int main()
{
  return 0;
}