#include
<iostream.h>
#include <conio.h>
#include <stdio.h>
#include <alloc.h>
int pil;
void pilih();
void buat_baru();
void tambah_belakang();
void tambah_depan();
void hapus_belakang();
void hapus_depan();
void tampil();
struct simpul
{
char nim[8], nama [20];
int umur;
struct simpul *next;
} mhs, *baru,
*awal=NULL, *akhir=NULL,*hapus,*bantu;
int main()
{
do
{
clrscr();
cout<<"MENU SINGLE
LINKEDLIST"<<endl;
cout<<"1. Tambah
Depan"<<endl;
cout<<"2. Tambah
Belakang"<<endl;
cout<<"3. Hapus
Depan"<<endl;
cout<<"4. Hapus
Belakang"<<endl;
cout<<"5.
Tampilkan"<<endl;
cout<<"6.
Selesai"<<endl;
cout<<"Pilihan Anda :
";
cin>>pil;
pilih();
}
while(pil!=6);
return 0;
}
void pilih()
{
if(pil==1)
tambah_depan();
else if(pil==2)
tambah_belakang();
else if(pil==3)
hapus_depan();
else if(pil==4)
hapus_belakang();
else if(pil==5)
tampil();
else
cout<<"selesai";
}
void buat_baru()
{
baru=(simpul*)malloc(sizeof(struct
simpul));
cout<<"input nim : ";cin>>baru->nim;
cout<<"input nama : ";cin>>baru->nama;
cout<<"input umur : ";cin>>baru->umur;
baru->next=NULL;
}
void tambah_belakang()
{
buat_baru();
if(awal==NULL)
{
awal=baru;
}
else
{
akhir->next=baru;
}
akhir=baru;
akhir->next=NULL;
cout<<endl<<endl;
tampil();
}
void tambah_depan()
{
buat_baru();
if(awal==NULL)
{
awal=baru;
akhir=baru;
akhir->next=NULL;
}
else
{
baru->next=awal;
awal=baru;
}
cout<<endl<<endl;
tampil();
}
void hapus_depan()
{
if (awal==NULL)
cout<<"Kosong";
else
{
hapus=awal;
awal=awal->next;
free(hapus);
}
cout<<endl<<endl;
tampil();
}
void hapus_belakang()
{
if (awal==NULL)
cout<<"Kosong";
else if(awal==akhir)
{
hapus=awal;
awal=awal->next;
free(hapus);
}
else
{
hapus=awal;
while(hapus->next!=akhir)
hapus=hapus->next;
akhir=hapus;
hapus=akhir->next;
akhir->next=NULL;
free(hapus);
}
cout<<endl<<endl;
tampil();
}
void tampil()
{
if (awal==NULL)
cout<<"Kosong";
else
{
bantu=awal;
while(bantu!=NULL)
{
cout<<"nim :
"<<bantu->nim;
cout<<" nama : "<<bantu->nama;
cout<<" umur :
"<<bantu->umur<<endl;
bantu=bantu->next;
}
}
getch();
}
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