#include <iostream>         /// cin, cout

using namespace std;


void read()
{
    char buf[80];

    cout << "Please enter at least 5 chars: ";

    cin.read(buf, 5);

    if (cin)
    {
        cout << "cin.read() successfully read "
             << cin.gcount() << " characters: ";

        /// Append the null terminator.
///     buf[5] = '0';

        cout << buf << endl;
    }
    else
        cout << "cin.read() was unsuccessful" << endl;
}


int main()
{
    for (int i = 0; i < 4; i++)
       read();
}