Kalkulator Sederhana

#include <iostream>

using namespace std;

int main()

{

 float a,b,c=0;

cout<<"=========================================="

<<endl;

cout<<"|++++++++++++++ KALKULATOR ++++++++++++++|"

<<endl;

cout<<"=========================================="

<<endl<<endl;

cout<<"Pilihan Tindakan  : "<<endl;

cout<<"1. Penjumlahan"<<endl;

cout<<"2. Pengurangan"<<endl;

cout<<"3. Perkalian"<<endl;

cout<<"4. Pembagian"<<endl;

cout<<"5. Selesai"<<endl<<endl<<endl;

do{cout<<c<<endl<<endl;

cout<<"Masukkan Bilangan Pertama : ";cin>>c;

cout<<"Masukkan Tindakan         : ";cin>>b;

if(b==1){

cout<<"Masukkan Bilangan Kedua   : ";cin>>a;

    c=c+a;

    }else if(b==2){

cout<<"Masukkan Bilangan Kedua   : ";cin>>a;

    c=c-a;

    }else if(b==3){

cout<<"Masukkan Bilangan Kedua   : ";cin>>a;

    c=c*a;

    }else if(b==4){

cout<<"Masukkan Bilangan Kedua   : ";cin>>a;

    c=c/a;

    }else{return 0;}

    }while(b<6);

    return 0;

}