linkedlist.cpp

#include <iostream>
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
using namespace std;
struct Data
{
int nilai;
Data *next;
};
Data *head;
Data *tail;
void awal ()
{
head=NULL;
}
bool isEmpty()
{
if (head==NULL)
return true;
return false;
}
void tambahDataDepan (int DataBaru)
{
Data *baru;
baru = new Data;
baru -> nilai = DataBaru;
baru -> next = NULL;
if (isEmpty())
{
head = baru;
head->next=NULL;
}
else
{
baru->next = head;
head = baru;
}
cout << "Data Depan" << DataBaru << "Masuk"<< endl;
}

void tambahDataBelakang (int DataBaru)
{
Data *baru, *bantu;
baru = new Data;
baru->nilai=DataBaru;
baru->next = NULL;
if (isEmpty())
{
head=baru;
head->next=NULL;
}
else
{
bantu=head;
while(bantu->next!=NULL)
{
bantu=bantu->next;
}
bantu->next=baru;
}
cout << "Data Belakang " << DataBaru << " Masuk" << endl;
}
void hapusDepan ()
{
Data *hapus;
int d;
if (!isEmpty())
{
if(head->next !=NULL)
{
hapus = head;
d = hapus->nilai;
head = hapus->next;
delete hapus;
}
else
{
d = head->nilai;
head = NULL;
}
cout << d << " Terhapus" << endl;
}
else cout << "Masih Kosong" << endl;
}
void hapusBelakang ()
{
Data *hapus, *bantu;
int tmp;
if (!isEmpty())
{

if (head->next!=NULL)
{
bantu = head;
while (bantu->next->next!=NULL)
{
bantu = bantu->next;
}
hapus = bantu->next;
tmp = hapus->nilai;
bantu->next=NULL;
delete hapus;
}
else
{
tmp=head->nilai;
head=NULL;
}
cout << tmp << " Terhapus" << endl;
}
else cout << "Masih Kosong" << endl;
}
void Cetak ()
{
if (!isEmpty())
{
Data *bantu;
bantu=head;
do
{
cout << bantu->nilai<< " ";
bantu=bantu->next;
}
while (bantu!=NULL);
cout << endl;
}
}
int panjang ()
{
int count=0;
if (!isEmpty())
{
count=1;
Data *bantu;
bantu=head;
if (bantu->next==NULL)
{
count=1;
}
else
{
do

{
count++;
bantu=bantu->next;
}
while (bantu->next!=NULL);
}
}
else
{
count=0;
}
return count;
}
int main()
{
awal();
tambahDataBelakang(5);
tambahDataDepan(7);
tambahDataBelakang(17);
tambahDataBelakang(1);
tambahDataBelakang(27);
tambahDataBelakang(10);
cout<<"-----------------"<<endl;
cout<<"\tnama :difa dlyaul haq "<<endl;
cout<<"\tkelas : bci 1"<<endl;
cout<<"\tnim: 22.61.0234"<<endl;
cout<<"-----------------"<<endl;
cout << "Data pada single linked list non circular:" << endl;
Cetak();
cout << "Data paling depan dihapus:" << endl;
hapusDepan();
cout << "Data pada single linked list non circular:" << endl;
Cetak();
cout << "Data paling belakang dihapus:" << endl;
hapusBelakang();
cout << "Data pada single linked list non circlar:" << endl;
Cetak();
cout << "Panjang linked list :" << endl;
cout << panjang();
getch();
return 0;
}