// Fig. 4_12: fig04_12.cpp
 // Treating character arrays as strings.
 #include <iostream>
 
 using std::cout;
 using std::cin;
 using std::endl;
 
 int main()
{
  char string1[ 20 ];               // reserves 20 characters
   char string2[] = "string literal"; // reserves 15 characters

   // read string from user into array string2
   cout << "Enter the string \"hello there\": ";
   cin >> string1;  // reads "hello" [space terminates input]

   // output strings
   cout << "string1 is: " << string1   
        << "\nstring2 is: " << string2;

   cout << "\nstring1 with spaces between characters is:\n";

   // output characters until null character is reached
   for ( int i = 0; string1[ i ] != '\0'; i++ )
      cout << string1[ i ] << ' ';             

   cin >> string1;  // reads "there"
   cout << "\nstring1 is: " << string1 << endl;

   return 0;  // indicates successful termination

} // end main