Program Untuk Menghitung Luas Dan Keliling Lingkaran:
Coding :
#include<iostream.h>
#include<conio.h>
#include<iomanip.h>
void main ()
{
clrscr;
float jari ,keliling ,luas;
const float pi= 3.14;
cout<<"==========================================================\n";
Program untuk menghitung Luas Dan Keliling LINGKARAN |\n";
cout<<"==========================================================\n";
cout<<"Masukan panjang jari_jari(r) : ";cin>>jari;
luas = pi * jari * jari; //rumus Luas lingkaran
keliling = 2 * pi * jari; //rumus keliling lingkaran
cout<<"\n";
cout<<"\n";
cout<<"===========================================================\n";
cout<<"Luas lingkaran adalah : "<<luas <<"\n";
cout<<"Keliling lingkaran adalah : "<<keliling <<"\n";
cout<<"===========================================================\n";
cout<<"\n";
cout<<"\n";
getch ();
}
Hasilnya seperti gambar dibawah ini :
Program Untuk Menghitung Luas dan Keliling Segi Empat
Coding :
#include<iostream.h>
#include<conio.h>
#include<iomanip.h>
void main ()
{
clrscr;
float pjg ,lbr ,luas ,keliling;
cout<<"=================================================\n";
cout<<"| Program untuk menghitung LUAS dan KELILING SEGI EMPAT |\n";
cout<<"| |\n";
cout<<"=================================================\n";
cout<<" Masukan panjang panjang : ";cin>>pjg;
cout<<" Masukan panjang lebar : ";cin>>lbr;
luas = pjg * lbr; //rumus Luas lingkaran
keliling = 2 * (pjg+lbr); //rumus keliling lingkaran
cout<<"\n ";
cout<<"\n ";
cout<<"\n ";
cout<<"\n";
cout<<"================================================\n";
cout<<" Hasil perhitungan \n" ;
cout<<"\n";
cout<<" Keliling lingkaran adalah : "<<keliling <<"\n";
cout<<" Luas lingkaran adalah : "<<luas <<"\n";
cout<<"================================================\n";
cout<<"\n";
cout<<"\n";
cout<<"Tekan ENTER untuk KELUAR";
getch ();
}
Hasilnya :
Program Untuk Menampilkan Bilangan GANJIL dibawah (n) Nilai Dengan Perulangan “FOR “:
Coding :
#include<iostream.h>
#include<conio.h>
void main()
{ clrscr;
int bil, n ;
cout<<"==================================\n";
cout<<" Menampilkan Angka Ganjil dibawah nilai(n) \n";
cout<<"==================================\n";
cout<<" Masukan Nilai n = ";
cin>>n;
cout<<"==================================\n";
cout<<"Hasilnya adalah : \n";
cout<<" \n" ;
for (bil = 1; bil <n; bil+=2)
{
if (bil % 1==0) cout<< bil<<"\n";
}
cout<<"==================================\n";
cout<<" \n" ;
cout<<" \n" ;
cout<<" \n" ;
cout<<"Tekan ENTER untuk Keluar";
getche();
}
Haslinya:
Program Untuk Menampilkan Bilangan genap dibawah (n) nilai dengan perulangan “FOR “:
Coding :
#include<iostream.h>
#include<conio.h>
void main()
{ clrscr;
int bil, n ;
cout<<"==================================\n";
cout<<" Menampilkan Angka Genap dibawah nilai(n) \n";
cout<<"=================================\n";
cout<<" Masukan Nilai n = ";
cin>>n;
cout<<"=================================\n";
cout<<"Hasilnya adalah : \n";
cout<<" \n" ;
for (bil = 1; bil <n; bil++)
{
if (bil % 2==0) cout<< bil<<"\n";
}
cout<<"=================================\n";
cout<<" \n" ;
cout<<" \n" ;
cout<<" \n" ;
cout<<"Tekan ENTER untuk Keluar";
getch();
}
Hasilnya:
Program Untuk Menampilkan Bilangan GANJIL dibawah (n) nilai dengan perulangan “WHILE “:
Coding :
#include<iostream.h>
#include<conio.h>
void main()
{
clrscr;
int c=-1 ,n;
cout<<"=========================================\n";
cout<<"| Angka Ganjil dibawah (n) nilai |\n";
cout<<"=========================================\n";
cout<<" Masukan nilai : ";cin>>n;"\n";
cout<<"=========================================\n";
cout<<"Hasil : \n";
cout<<"\n";
while (c<n)
{
n-=1; c+=2; n++;
cout<<c<<"\n";
}
cout<<"=========================================\n";
cout<<"\n";
cout<<"\n";
cout<<"\n";
cout<<"Tekan ENTER untuk Keluar\n";
getch();
}
Haslinya ;
Program Untuk Menampilkan Bilangan GENAP dibawah (n) nilai dengan perulangan “WHILE “:
Coding :
#include<iostream.h>
#include<conio.h>
void main()
{
clrscr;
int c=0 ,n;
cout<<"=========================================\n";
cout<<"| Angka Genap dibawah (n) nilai |\n";
cout<<"=========================================\n";
cout<<" Masukan nilai : ";cin>>n;"\n";
cout<<"=========================================\n";
cout<<"Hasil : \n";
cout<<"\n";
while (c<n)
{
n-=1; c+=2; n++;
cout<<c<<"\n";
}
cout<<"=========================================\n";
cout<<"\n";
cout<<"\n";
cout<<"\n";
cout<<"Tekan ENTER untuk Keluar\n";
getche();
}
Hasilnya :
Program Untuk Menampilkan Bilangan GANJIL dibawah (n) nilai dengan perulangan “DO WHILE “:
Coding :
#include <iostream.h>
#include <conio.h>
void main ()
{
// Local variable declaration:
int c=1,n;
cout<<"=========================================\n";
cout<<"| Angka Ganjil dibawah (n) nilai |\n";
cout<<"=========================================\n";
cout<<" Masukan nilai : ";cin>>n;"\n";
cout<<"=========================================\n";
cout<<"Hasil : \n";
cout<<"\n";
do
{
cout<<c<<"\n";
n-=1; c+=2; n++;
}
while(c<n );
cout<<"=========================================\n";
cout<<"\n";
cout<<"\n";
cout<<"\n";
cout<<"Tekan ENTER untuk Keluar\n";
getch();
}
Hasilnya :
Program Untuk Menampilkan Bilangan GENAP dibawah (n) nilai dengan perulangan “DO WHILE “:
Coding :
#include <iostream.h>
#include <conio.h>
void main ()
{
int c=0,n;
cout<<"=========================================\n";
cout<<"| Angka Genap dibawah (n) nilai |\n";
cout<<"=========================================\n";
cout<<" Masukan nilai : ";cin>>n;"\n";
cout<<"=========================================\n";
cout<<"Hasil : \n";
cout<<"\n";
do
{
n-=1; c+=2; n++;
cout<<c<<"\n";
}
while(c<n );
cout<<"=========================================\n";
cout<<"\n";
cout<<"\n";
cout<<"\n";
cout<<"Tekan ENTER untuk Keluar\n";
getch();
}
Hasilnya :