A simple program to convert the philippine peso to us dollar currency vice versa using a C++ programming language.

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Program Listing


// Jake R. Pomperada, MAED-IT, MIT
// February 18, 2022

#include <iostream>

class CurrencyConverter
{
public:
     explicit CurrencyConverter(float rate) : exchangeRate(rate)
     {
   }
   float convertDollarToPeso(float amount)
   {
         return amount * exchangeRate;
     }
   float convertPesoToDollar(float amount)
   {
     return amount / exchangeRate;
     }
private:
     float exchangeRate;
};

int main()
{
     int choice;
     float pesoValue, amount, result = 0.00;

     std::cout << "\n\n";
     std::cout << "US Dollar To Philippine Peso Vice Versa in C++\n\n";
     std::cout << "USD 1 is equivalent to Php ";
     std::cin >> pesoValue;

     std::cout << "\nPress 1 for PESO to DOLLAR conversion\nPress 2 for DOLLAR to PESO conversion\n";

     while(1)
     {
         std::cout << "\nChoice: ";
         std::cin >> choice;
         std::cin.ignore(255, '\n');

         if(choice != 1 && choice != 2)
         {
             std::cerr << "Invalid choice\n";
             return 0;
         }

         std::cout << "Amount: ";
         std::cin >> amount;
         std::cin.ignore(255, '\n');

         CurrencyConverter cc(pesoValue);
         if( choice == 1)
         {
             result = cc.convertPesoToDollar(amount);
             std::cout << amount << " Peso" << " = " << result << " US Dollar\n";
         }
         else if (choice == 2)
         {
             result = cc.convertDollarToPeso(amount);
             std::cout << amount << " Dollar" << " = " << result << " Philippine Peso\n";
         }
     }
}