// shows strings represented in memory as char array + terminator
// shows cout printing string instead of address for char array

#include <iostream>
#include <iomanip>

using namespace std;

void subr (int* ip);

int main()
{

char ar[10] = "wxyz";
char* ip;

cout << "The string " << ar << " has length " << strlen(ar) 
     << endl << endl;

// Let's give the string a new value
// Why can't we say this?  ar = "abcde"

strcpy(ar, "abcde");

cout << "The string " << ar << " has length " << strlen(ar) 
     << endl << endl;


// We can make the string shorter too

strcpy(ar, "qq");
cout << "The string " << ar << " has length " << strlen(ar) 
     << endl << endl;


// Let's violate data abstraction (NOT recommended)

ar[2] = 'z';
cout << "The string " << ar << " has length " << strlen(ar) 
     << endl << endl;


return 0;
}

/* output:

The string wxyz has length 4

The string abcde has length 5

The string qq has length 2

The string qqzde has length 5

*/