Mencari Titik Terdekat

#include <cstdlib>
#include <iostream>
#include <math.h>

using namespace std;
struct Titik{
               int x, y;
       };
       
void TitikTerdekat(Titik p[], int n, Titik &p1, Titik &p2){
    double d,dmin,dmax,temp;
    int i,j;
    dmin=9999;
    for(int i=1; i<=n; i++){
             for(int j=i+1; j<=n; j++){
             temp = sqrt( pow(( p[i].x - p[j].x ),2) + pow(( p[i].y - p[j].y ),2) );
             if(d<dmin){
                        dmin=d;
                        p1=p[i];
                        p2=p[j];
                        }
             }
             }
    }
   
int main(int argc, char *argv[]){
    Titik p[100];
    int n;
    Titik p1,p2;
    cout<<"Masukkan banyak titik : ";
    cin>>n;
    cout<<"Masukkan titik - titiknya : "<<endl;
    for(int i=0; i<n; i++){
            cout<<"Titik ["<<i+1<<"] : "<<endl;
            cout<<"x : "; cin>>p[i].x;
            cout<<"y : "; cin>>p[i].y;
            }
    TitikTerdekat(p,n,p1,p2);
    cout<<endl;
    cout<<"Dua titik terdekat : "<<endl;
    cout<<"Titik pertama = ( "<<p1.x<<" , " <<p1.y<<" )"<<endl;
    cout<<"Titik kedua = ( "<<p2.x<<" , " <<p2.y<<" )";
    cout<<endl;
   
    system("PAUSE");
    return 0;
    }

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output file txt/doc/pdf/dll...

#include <iostream>

#include<fstream>

using namespace std;

int main(int argc, char** argv) {
ofstream varfile;
struct Mahasiswa
{
int Nim;
char Nama[30];
char Almt[50];
};
int n;
cout<<"Perulangan=";
cin>>n;
Mahasiswa Mhs[n];
cout<<"Masukan data Mahasiswa "<<endl<<endl;
for (int i=0;i<n;i++){
cout<<"Masukan Nim : ";cin>>Mhs[i].Nim;
cout<<endl<<"Masukan Nama : ";cin>>Mhs[i].Nama;
cout<<endl<<"Masukan Alamat : ";cin>>Mhs[i].Almt;
cout<<endl;
}
varfile.open("e:/rpl/sdata.txt");//untuk menyimpan hasil
if (varfile == NULL)
{
cout<<"File fail to open";
}
else
{
varfile<<"Tampilkan Data hasilnya\n"<<endl;
for (int i=0;i<n;i++){
varfile<<"NIM\t"<<Mhs[i].Nim<<endl;
varfile<<"NAMA\t"<<Mhs[i].Nama<<endl;
varfile<<"ALAMAT\t"<<Mhs[i].Almt<<endl<<endl;
}
varfile.close();
}

return 0;
}

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Bentor Java

Kls : a

Becak

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package testbentor;

/**

 *

 * @author suhardi

 */

public interface Becak {

    public void Memuat();

}

Bentor

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package testbentor;

/**

 *

 * @author suhardi

 */

public class Bentor implements Becak,Motor{

    @Override

    public void Memuat() {

        System.out.println("mengangkut banyak penumpang"); //To change body of generated methods, choose Tools | Templates.

    }

    @Override

    public void MelajuCepat() {

        System.out.println("Mesin Baru"); //To change body of generated methods, choose Tools | Templates.

    }

   

}

Motor

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package testbentor;

/**

 *

 * @author suhardi

 */

public interface Motor {

    public void MelajuCepat();

}

Tesbentor

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package testbentor;

/**

 *

 * @author suhardi

 */

public class TestBentor {

    /**

     * @param args the command line arguments

     */

    public static void main(String[] args) {

        // TODO code application logic here

        Bentor d = new Bentor();

        d.MelajuCepat();

        d.Memuat();

    }

   

}

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Relasi C++

#include <iostream>
#include <string.h>

using namespace std;

int main(int argc, char *argv[])
{
string a[2];
string b[3];
int c[4];
int d[5];
int p,q,r,s;
cout<<" masukan jumlah anggota A : ";
cin>>p;
cout << "Masukkan himpunan A : \n";
for(int n=0; n<p;n++) {
cin >>a[n];
}
cout<<" masukan jumlah anggota B: ";
cin>>q;
cout << "Masukkan himpunan B : \n";
for(int m=0; m<q;m++) {
cin >> b[m];
}
cout<<" masukan jumlah anggota C: ";
cin>>r;
cout << "Masukkan himpunan C : \n";
for(int x=0; x<r;x++) {
cin >> c[x];
}
cout<<" masukan jumlah anggota D: ";
cin>>s;
cout << "Masukkan himpunan D : \n";
for(int y=0; y<s;y++) {
cin >> d[y];
}
cout << "Hasil penggabungan a dan b : {";
for(int i=0; i<p;) {
for(int j=0; j<q; j++) {
cout << "(" << a[i] << "," << b[j] << ")";
}
i++;
}


cout << "\nHasil himpunan c habis membagi d : {";

for(int k=0; k<r; k++) {

for(int l=0; l<s; l++) {

if(d[l] % c[k] == 0) {

cout << "(" << c[k] << ", " << d[l] << "), ";

}

}

}

cout << "}" << endl;

    system("PAUSE");
    return EXIT_SUCCESS;
}

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Enkripsi Cessar C++

Ini adalah Program untuk menjalankan enkripsi cessar

#include <cstdlib>
#include <iostream.h>
#include <string.h>
#define maks 500
using namespace std;
class Enkripsi{
public:
Enkripsi();
void enkripsi();
void deskripsi();
void output();
private:
char chiper[maks];
int key;
char plain[maks];
};

Enkripsi::Enkripsi(){
cout<<"Masukkan kata : ";
cin.getline(chiper,sizeof(chiper));
cout<<"Masukkan key  : ";
cin>>key;
cout<<endl;
}

void Enkripsi::enkripsi(){
for(int i=0;i<strlen(chiper);i+=1){
cout<<chiper[i]<<"("<<int(chiper[i])<<") ";
chiper[i] = (chiper[i]+key)%128;
}
}

void Enkripsi::deskripsi(){
for(int i=0;i<strlen(chiper);i+=1){
plain[i] = (chiper[i]-key)%128;
chiper[i] = plain[i];
}
}

void Enkripsi::output(){
for(int i=0;i<strlen(chiper);i+=1){
cout<<chiper[i];
}
}

int main(int argc, char *argv[])
{
Enkripsi Deskripsi;
Deskripsi.enkripsi();
cout<<"\n\nSetelah diEnkripsi : ";
Deskripsi.output();
Deskripsi.deskripsi();
cout<<"\n\nKembali diDeskripsi : ";
Deskripsi.output();

cout<<endl<<endl;

system("PAUSE");
return EXIT_SUCCESS;
}

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Mencari Rata Rata

#include <cstdlib>
#include <iostream>

using namespace std;

class data{
      private : float i;
                float n;
                float jumlah;
                float x;
                float rata;
      public :
             data();
             void nilai();
           
             };
      data::data(){
      cout<<"Menghitung Rata-Rata "<<endl;
     
                           }
      void data::nilai(){
           cout<<"Masukkan Jumlah Data=";
           cin>>n;
         
          jumlah=0;
          for (i=1; i<=n;i++) {
              cout<<"Data ke-"<<i<<"=";
              cin>>x;
              jumlah +=x;
              }
            rata=jumlah/n;
            cout<<endl;
            cout<<"Rata-rata="<<rata<<endl;
            cout<<endl;
            }  
     

int main(int argc, char *argv[])
{
    data a;
    a.nilai();
   
   
    system("PAUSE");
    return EXIT_SUCCESS;
}

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Mencari Deret Fidonachi

DI  C++

#include <cstdlib>
#include <iostream>

using namespace std;

int main(int argc, char *argv[])
{
    int a,b,c,d,hasil;
a=-1;
b=1;
cout<<"\tGeneration Fibonaci"<<endl<<endl;
cout<<"Masukkan jumlah deret fibonaci = "; cin>>hasil;
cout<<endl;
for(c=1;c<=hasil; c++){
d=a+b;
cout<<d<<"\t";
a=b;
b=d;
}
cout<<endl;
    system("PAUSE");
    return EXIT_SUCCESS;
}

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