Xari Roti

Source Code :

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import javax.swing.WindowConstants;

public class XariRoti
{
public static void main (String [] str)
{
InputStreamReader stream = new InputStreamReader(System.in);
BufferedReader in = new BufferedReader(stream);

int harga = 0;
int jml = 0, pilihan = 0, bayar;
String input;

System.out.println("\n\n\n| ====================================================== |");
System.out.println("|                                                              |");
System.out.println("|         PROGRAM KASIR SEDERHANA - XARI ROTI                  |");
System.out.println("|                                                              |");
System.out.println("| ============================================================ |");
System.out.println("| Menu:                                                        |");
System.out.println("| 1. Roti Coklat : Rp. 5.000                                   |");
System.out.println("| 2. Roti Pisang : Rp. 4.000                                   |");
System.out.println("|                                                              |");
System.out.print("| Pilih :                                                        |");

for(int i = 0; i < 48; i++)
System.out.printf("\b");

try
{
input = in.readLine();
pilihan = Integer.parseInt(input);

System.out.println("|                                                        |");
System.out.print("| Jumlah:                                                |");

for(int i = 0; i < 48; i++)
System.out.printf("\b");

input = in.readLine();
jml = Integer.parseInt(input);

} 
catch (IOException e) 
{
System.out.println("| IO Error                                               |");
System.out.println("| ====================================================== |");
System.out.println("\n\n\n" + e + "\n\n\n");
System.exit(WindowConstants.DISPOSE_ON_CLOSE);
} 
catch (Exception e)
{
System.out.println("| General Error                                          |");
System.out.println("| ====================================================== |");
System.out.println("\n\n\n" + e + "\n\n\n");
System.exit(WindowConstants.DISPOSE_ON_CLOSE);
} 


switch(pilihan)
{
case 1: harga = 5000;
break;
case 2: harga = 4000;
break;
default : System.out.println("| Pilihan Tidak Tersedia                                 |");
System.out.println("| ====================================================== |");
System.exit(WindowConstants.DISPOSE_ON_CLOSE);
}

if(jml >= 6)
bayar = (harga * (jml - 2));
else if(jml >= 3)
bayar = (harga * (jml - 1));
else
bayar = harga * jml;

System.out.println("| ====================================================== |");
System.out.print("| Total Bayar : Rp.                                      |");

for(int i = 0; i < 39; i++)
System.out.printf("\b");

System.out.println(Integer.toString(bayar));
System.out.println("| ====================================================== |\n\n\n");

}
}

Outputnya :

Read More

Menentukan Data Dengan Rumus Median

Source Code :

#include <iostream>
#include <cstdlib>
#include <iomanip>
#define max 10

using namespace std;

void swap(int *x, int *y)
{
int tmp;
if (*x<*y)
{
tmp = *x;
*x = *y;
*y = tmp;
}
}

void bublesort (int *array, int size)
{
for (int i=1;i<size;i++)
{
for(int j=size-1;j>=i;j--)
{
if(array[j] < array[j-1])
swap(&array[j],&array[j-1]);
}
}
}

void median(int *arr,int size)
{
int tengah = size/2;
float median;

if(size%2==1){
median = (float) arr[tengah];
}
else{
median = (float) (arr[tengah]+arr[tengah-1])/2;
}

cout<<"Nilai Median = "<<median;
}

int main()
{

int x[max]; //deklarasi array yang menampung angka
int jml; //deklarasi variabel untuk menampung jumlah data yang diinputkan


cout << "Banyaknya data yang ingin dimasukkan ? ";
cin >> jml;

//pembacaan data array
cout << "Masukkan data.\n";
for(int i=0;i<jml;i++)
{
cout<<"Data ke "<<(i+1)<<" = ";
cin>>x[i];
}

        //perintah menampilkan data arry
cout<<"Isi array awal adalah : "<<endl;
for(int i=0;i<jml;i++)
{
cout<<x[i]<<" ";
}

        //memanggil fungsi untuk pengurutan
bublesort(x,jml);

cout<<endl;

    cout<<"Pengurutan isi array secara ascending"<<endl;
for(int i=0;i<jml;i++)
{
cout<<x[i]<<" ";
}

cout<<endl;


        //memanggil fungsi mencari angka median
median(x,jml);

return 0;
}

Outputnya :

Read More

QUEUE

Source Code :

#include<iostream>
#include<cstdlib>
#define max 5

using namespace std;

struct QUEUE
{
int data[max];
int head;
int tail;
}antrian;

void init()
{
antrian.head=0;
antrian.tail=0;
}
bool kosong()
{
if (antrian.tail==0)
{
return true;
}
else
{
return false;
}
}
bool penuh()
{
if (antrian.tail==max)
{
return true;
}
else
{
return false;
}
}

void tampilData()
{
if (!kosong())
{
for (int i=antrian.head; i<=antrian.tail-1; i++)
{
cout<<antrian.data[i]<<" | ";
}
}

cout<<"\n";
}

void enqueue()
{
tampilData();

if (!penuh())
{
int baru;
cout<<" Data Yang Akan Di Masukkan : ";
cin>>baru;
antrian.data[antrian.tail]=baru;
antrian.tail++;

tampilData();
cout<<"Data telah ditambahkan\n";
}
else
{
cout<<"Antrian Kosong";
}
}

void dequeue()
{
tampilData();
if (!kosong())
{
cout<<"Mengambil data \" "<<antrian.data[antrian.head]<<" \"  ... "<<endl;
for(int i=antrian.head; i<antrian.tail; i++)
{
antrian.data[i]=antrian.data[i+1];
}

antrian.tail--;
}
else
{
cout<<"Antrian Kosong";
}
}

void jumlah()
{
int jumlah = 0;
for(int i=antrian.head;i<antrian.tail;i++)
{
jumlah = jumlah + antrian.data[i];
}
cout<<"Jumlah = "<<jumlah<<endl;
}
int main()
{
int pil;
do
{
tampilData();
cout<<"   Menu Utama  \n";
cout<<"---------------\n";
cout<<" [1] Init      \n";
cout<<" [2] Enqueue   \n";
cout<<" [3] Dequeue   \n";
cout<<" [4] Jumlah    \n";
cout<<" [0] Keluar    \n";
cout<<"---------------\n";
cout<<"Masukkan Pilihan : ";cin>>pil;
switch (pil)
{
case 1:
init();
break;
case 2:
enqueue();
break;
case 3:
dequeue();
break;
case 4 :
jumlah();
break;
}
}
while(pil!=0);

return 0;
}

Outputnya :

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Program Stack

Source Code :

#include <iostream>
#include <cstdlib>
#define max 10
using namespace std;
struct Tumpukan
{
int atas;
int data[max];
}T;
void awal()
{
T.atas=-1;
}
int kosong()
{
if(T.atas==-1)
return 1;
else
return 0;
}
int penuh ()
{
if (T.atas==max-1)
return 1;
else
return 0;
}
void input(int data)
{
if(kosong()==1)
{
T.atas++;
T.data[T.atas]=data;
cout<<"Data "<<T.data[T.atas]<<" masuk ke stack";
}

else if(penuh()==0)
{
T.atas++;
T.data[T.atas]=data;
cout<<"Data "<<T.data[T.atas]<<" masuk ke stack";
}
else
cout<<"Tumpukan penuh";
}
void hapus()
{
if(kosong()==0)
{
cout<<"Data teratas sudah terambil";
T.atas--;
}
else
cout<<"Data kosong";
}
void tampil()
{
if(kosong()==0)
{
for(int i=T.atas;i>=0;i--)
{
cout<<"\nTumpukan ke"<<i<<"="<<T.data[i];
}
}
else
cout<<"Tumpukan kosong";
}

void bersih()
{
T.atas = -1;
cout<<"Tumpukan kosong!";
}
void jumlahkan()
{
int jumlah = 0;
for(int i=T.atas;i>=0;i--)
{
jumlah = jumlah + T.data[i];
}
cout<<"Jumlah total : "<<jumlah;
}

int main ()
{
int pil, data;
awal();
do
{
cout<<"1. Input\n2. Hapus\n3. Tampil\n4. ";
cout<<"Bersihkan\n5. Jumlahkan\n6. Keluar\nMasukkan pilihan: ";
cin>>pil;
switch(pil)
{
case 1:
cout<<"Masukkan data = ";cin>>data;
input(data);
break;

case 2:
hapus();
break;

case 3:
tampil();
break;

case 4:
bersih();
break;

case 5:
jumlahkan();
break;

case 6:
cout<<"Terimakasih";
}

cout<<endl;
cout<<endl;
}
while(pil!=6);

}

Outputnya :

Read More

Program Penjualan

Source Code :

#include<cstdlib>
#include<iostream>
using namespace std;

typedef struct
{ 
    char nm[25]; //nama barang yang ingin dibeli
    char kd[5]; //kode barang yang ingin dibeli
    int jml; //jumlah barang
    int hrg;  //harga barang
    float diskon; //diskon barang
    float total; //total penjualan
} penjualan; 

typedef penjualan jual[101];

int main()
{
    jual sell;
    int banyak,itm;
    float hrgttl,discount;
    char lagi;

    cout<<"\t Rincian Data Penjualan "<<endl;

do
{
hrgttl=0;
discount=0;
itm=0;
    
cout<<endl<<"Banyak Barang Yang Dijual : ";
cin>>banyak;

for (int i=0;i<banyak;i++) //perulangan untuk mencatat barang yang dibeli
{
cout<<" Kode Barang  = ";cin>>sell[i].kd; //membaca kode barang
cout<<" Nama Barang  = ";cin>>sell[i].nm; //membaca nama barang
cout<<" Jumlah Beli  = ";cin>>sell[i].jml; //membaca jumlah barang yang ingin dibeli
cout<<" Harga        = ";cin>>sell[i].hrg; //membaca harga barang

cout<<endl;

if(sell[i].jml>10)
{
sell[i].diskon = 0.3 * sell[i].hrg * sell[i].jml;
}

else if(sell[i].jml>=5)
{
sell[i].diskon = 0.2 * sell[i].hrg * sell[i].jml;
}

else
sell[i].diskon = 0;

//koding menghitung total penjualan per barang
sell[i].total = sell[i].hrg * sell[i].jml - sell[i].diskon;
            
//koding menghitung nilai total penjualan barang seluruhnya
            hrgttl += sell[i].total;

itm += sell[i].jml;
}


cout<<"Total Harga = "<<hrgttl<<endl; //mencetak total harga penjualan
cout<<endl;
cout<<"Lagi ? [y/n] : ";
cin>>lagi;
    }while (lagi!='n');
    return 0;
}


Outputnya :

Read More

Menampilkan Nilai Pada Array

Source Code :

#include <cstdlib>
#include <iostream>
using namespace std;

int main()
{
// Mendeklarasikan array A dengan 5 buah elemen bertipe int
int A[5];
// Mengisikan nilai ke dalam elemen array
cout<<"Masukan nilai yang anda diinginkan"<<endl;
for (int C=0; C<5; C++){
cout<<"A["<<C<<"] = "; cin>>A[C];
}
cout<<'n';
// Menampilkan nilai yang terdapat dalam elemen array
cout<<"Menampilkan nilai yang telah dimasukan"<<endl;
for (int J=0; J<5; J++){
cout<<"Nilai yang terdapat pada elemen ke-";
cout<<J<<" : "<<A[J]<<endl;
}

system("PAUSE");
return EXIT_SUCCESS;
}

Outputnya :

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Sequential

Source Code :

#include <stdio.h>
#define SIZE 20
int jml, n[SIZE];
int cari(int k);
int main(void) {
int i, k, c;
printf("Jumlah data [max 20]: ");
scanf("%d", &jml);
for(i = 0; i < jml; i++) {
printf("data ke-%d: ", i);
scanf("%d", &n[i]);
}
printf("cari: ");
scanf("%d", &k);
c = cari(k);
if(c < 0)
printf("tidak ketemu");
else
printf("ketemu, pada index: %d", c);
return 0;
}
int cari(int k) {
int i = 0;
do {
if(k == n[i])
return i;
} while(++i < jml);
return -1;
}

Outputnya :

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