/*  Filename:  list.cpp

    Author:  Br. David Carlson

    Date:  June 29, 1999

    Last Revised:  September 19, 2022

    This program adds some characters to the end of a list and then prints
    the list in two different ways.

   Tested with:
      Microsoft Visual C++ 2019
*/

#include <iostream>
#include <list>
#include <algorithm>
#include <iterator>

using namespace std;

// Function prototypes:
template <class T> void PrintA(list<T>& L);

void PrintB(list<char>& L);


int main(void)
{
    list<char> L;

    L.push_back('A');
    L.push_back('B');
    L.push_back('C');
    PrintA(L);
    PrintB(L);

    return 0;
}


/*  Given:  L    A list containing items of type T.
    Task:   To print out the contents of list L.
    Return: Nothing.
*/
template <class T> void PrintA(list<T>& L)
{
    cout << "Contents of list:" << endl;
    for (auto p = begin(L); p != end(L); p++)
        cout << *p << " ";
    cout << endl << endl;
}


/*  Given:  Item    A character item.
    Task:   To print out Item.
    Return: Nothing.
*/
void PrintItem(char Item)
{
    cout << Item << " ";
}


/*  Given:  L    A list containing characters.
    Task:   To print out the contents of list L.
    Return: Nothing.
*/
void PrintB(list<char>& L)
{
    cout << "Contents of list:" << endl;
    for_each(L.begin(), L.end(), PrintItem);
    cout << endl << endl;
}