Program Konversi Suhu dengan C++

/*Mengkonversi suhu dari celcius ke fahrenheit,
celcius ke kelvin dan celcius ke reamur.
Demikian sebaliknya bergantian.
*/

#include <iostream>
#include <iomanip>
using namespace std;
main()
{
      double C, F, K, R;
      char ascii, jwb;
      int pil;
      
      do{
      system("cls");
    
    cout <<setw(50)<<"MENU PILIHAN KONVERSI SUHU"<<endl;
    cout <<setw(24);  //setw berada di library iomanip
    for(int h=1; h<29; h++)
    {
            cout<<(char)205;
    }
    
    
    cout <<"\n"<<endl;
    cout <<" 1. Celcius ke Suhu Lainnya"<<endl;
    cout <<" 2. Fahrenheit ke suhu lainnya"<<endl;
    cout <<" 3. Kelvin ke suhu lainnya"<<endl;
    cout <<" 4. Reamur ke suhu lainnya\n"<<endl;
    cout <<"Pilihan "<<(char)123<<" 1 - 4 "<<(char)125<<" : ";
    cin >> pil;
    cout<<"\n"<<endl;
    
    
    switch(pil)
    {
      case 1 :
           cout <<"Besar Suhu "<<(char)248<<"C : ";
           cin >> C;
           
           cout<<endl;
           
           F = (C*1.8)+32;
           K = C+273.15;
           R = C*0.8;
           
           cout <<C<<(char)248<<"C : "<<F<<(char)248<<"F"<<endl;
           cout <<C<<(char)248<<"C : "<<K<<(char)248<<"K"<<endl;
           cout <<C<<(char)248<<"C : "<<R<<(char)248<<"R"<<endl;
           break;
           
      case 2 :
           cout <<"Besar Suhu "<<(char)248<<"F : ";
           cin >> F;
           
           cout<<endl;
           
           C = (F-32)/1.8;
           K = (F+459.67)/1.8;
           R = (F-32)/2.25;
           
           cout <<F<<(char)248<<"F : "<<C<<(char)248<<"C"<<endl;
           cout <<F<<(char)248<<"F : "<<K<<(char)248<<"K"<<endl;
           cout <<F<<(char)248<<"F : "<<R<<(char)248<<"R"<<endl;
           break;
           
      case 3 :
           cout <<"Besar Suhu "<<(char)248<<"K : ";
           cin >> K;
           
           cout<<endl;
           
           C = (K-273.15);
           F = (K*1.8)-459.67;
           R = (K-273.15)*0.8;
           
           cout <<K<<(char)248<<"K : "<<C<<(char)248<<"C"<<endl;
           cout <<K<<(char)248<<"K : "<<F<<(char)248<<"F"<<endl;
           cout <<K<<(char)248<<"K : "<<R<<(char)248<<"R"<<endl;
           break;
      
      case 4 :
           cout <<"Besar Suhu "<<(char)248<<"R : ";
           cin >> R;
           
           cout<<endl;
           
           C = R/0.8;
           F = R*2.25+32;
           K = R/0.8+273.15;
           
           cout <<R<<(char)248<<"R : "<<C<<(char)248<<"C"<<endl;
           cout <<R<<(char)248<<"R : "<<F<<(char)248<<"F"<<endl;
           cout <<R<<(char)248<<"R : "<<K<<(char)248<<"K"<<endl;
           break;
      
      default :
              cout <<"Program tidak dapat di lanjutkan"<<endl;
    }
    
    cout<<endl;
    
    cout<<"Ingin konversi temperatur lagi? (Y/T) : ";
    cin >> jwb;
    }
    while(jwb == 'Y' || jwb == 'y');
    system("pause");
}

Jika Kode Program di atas kita jalankan, maka hasilnya seperti screenshot dibawah ini

Konversi Suhu dengan C/C++