Perbandingan

import java.io.*;
class A
{
protected int meja;
protected int kursi;
public void A()
{
System.out.print("Pembandingan");
}
}
class B extends A
{
public int bil (int m,int k)
{
meja=m;
kursi=k;
if(m>k)
return(m);
else
return(k);
}
}
public class banding
{
public static void main(String[]args) throws Exception
{
int c;
int d;
DataInputStream dis=new DataInputStream(System.in);
DataInputStream dus=new DataInputStream(System.in);
System.out.print("Masukkan harga meja : ");
String input=dis.readLine();
c=Integer.parseInt(input);
System.out.print("Masukkan harga kursi : ");
String input1=dis.readLine();
d=Integer.parseInt(input1);
B R=new B();
int hasil=R.bil(c,d);
System.out.println("Jadi harga yang lebih tinggi adalah = "+hasil);
}
}

Fibonaci

import java.io.*;
public class Fibonaci
{
    public static void main(String[] args)
throws Exception
    {
        int x;
DataInputStream dis = new
DataInputStream (System.in);
System.out.print ("Inputkan jumlah deret = ");
String e = dis .readLine ();
x = Integer.parseInt(e);
int a = 0;
int b = 1;
for (int i=1; i<=x; i++)
{
int c = a + b;
a=b;
b=c;
System.out.print("\t"+c);
}
System.out.println();
System.exit(0);
}
}

Deret Prima

import java.io.*;
class deret_prima
{
public static void main (String[] args) throws Exception
{
DataInputStream dis = new DataInputStream (System.in);
System.out.print ("Masukan batas deret = ");
String x = dis .readLine();
try
{
int bil = Integer.parseInt(x);
System.out.println("\nDeret bilangan prima : ");
for (int i=1;i<=bil;i++)
{
int sisa=0;
for (int j=1;j<=i;j++)
{
if (i%j==0)
sisa++;
}
if (sisa<=2)
System.out.print(i+" ");
}
System.out.println("\n ");
}
catch (Exception e)
{
System.out.println ("Mohon masukan Angka !!!");
System.exit(0);
}
}
}

Jumlah Kalimat

import javax.swing.*;
class jmlhhrf
{
public static void main(String[]args)
{
String abj="abcdefghijklmnopqrstuvwxyz";
String hsl="";
String hrf="";
String input=JOptionPane.showInputDialog("Masukkan sebuah kalimat : ");
String kcl=input.toLowerCase();
for(int i=0;i
{
for(int j=0;j
{
if(kcl.substring(j,j+1).equals(abj.substring(i,i+1))==true)
{
hsl=hsl+abj.substring(i,i+1);
}
}
}
kcl=hsl;
hsl="";
int x;
for(int i=0;i
{
x=0;
for(int j=0;j
{
if(kcl.substring(j,j+1).equals(abj.substring(i,i+1))==true)
{
hrf=abj.substring(i,i+1);
x=x+1;
}
}
if(x!=0)
{
hsl=hsl+hrf+"="+x+"\n";
hrf="";
}
else
{
hrf="";
}
}
JOptionPane.showMessageDialog(null,"Inputan = "+input+"\n"+
hsl,"Hasil",1);
System.exit(0);
}
}