List test program
Type char 0-A for one of the following options:
0: Init,
1: Actualize,
2: Insert_First,
3: First,
4: Copy_First,
5: Delete_First,
6: Post_Delete,
7: Post_Insert,
8: Copy,
9: Succ,
A: Is_Active,
M: Print menu
CTRL+Z (Win) or CTRL+D (Unix): END
Your choice=3
First - set as an active item the first one
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
Your choice=5
Delete_First - Deletes first item
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
Your choice=6
Post_Delete - Deletes item that is located after active item
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
Your choice=9
Succ - Shift the active item to the next one
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
Your choice=A
Is_Active - Check, if theres an active item
Is_Active=false
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
Your choice=4
Copy_First - Display first item in list
Active item:
NULL
Content of List:

Type char 0-A, EOF(tj. CTRL+Z nebo CTRL+D)=Konec, M=Menu:
************************************************************
End of file, finishing.
