SLL.h

#include <iostream>
#define first(L) L.first
#define next(P) P->next
#define info(P) P->info
using namespace std;

typedef int infotype;
typedef struct elmList *address;

struct elmList{
    string info;
    address next;
};

struct List{
    address first;
    address last;
};

void createList(List &L);
address createNewElement(string X);
void insertFirst(List &L, address P);
void insertLast(List &L, address P);
void inserAfter(List &L, address &Target,address P);
void deleteFirst(List &L, address &P);
void deleteLast(List &L, address &P);
void deleteAfter(List &L, address Target,address &P);
void Show(List L);
address findInfo(List L,string name);