Create Menu in C++ using Do, Switch.. Case - a blog of a local hero wannabe

This is the code to create menu in c++. You can create menu using do and switch..case :

#include <iostream.h>
#include <conio.h>
void main() {
int menu,a,b,c;
char jawab[20];

do{
cout<<"Silakan dipilih.."<<endl;
cout<<"1. Segitiga"<<endl;
cout<<"2. Segiempat"<<endl;
cout<<"Pilihan : ";
cin>>menu;
     clrscr();
     switch (menu) {
       case 1: cout<< "Menghitung Segitiga"<<endl;
                  cout <<"Alas : ";
               cin>>a;
               cout <<"Tinggi : ";
               cin>>b;
               cout<< "Luas : "<<(0.5*a*b);
               break;
      case 2: cout<< "Menghitung Segiempat"<<endl;
                  cout <<"Panjang : ";
               cin>>a;
               cout <<"Lebar : ";
               cin>>b;
               cout<< "Luas : "<<a*b;
              cout<<"Lanjut [Y/T] ? ";
                  cin>>jawab;
      default : cout << "Makan tu Menu"<<endl;
       }
}while(jawab=="T");

      getch();
}

This called by "Membuat Menu di c++" in indonesian. wohoooo :D