Dec-Bin-Oct-Hex.cxx

#include <iostream>
#include <math.h>
#include <vector>

void convert(int num, int base)
{

 std::vector<int> buffer;

  while(num>0)
  {
    buffer.push_back(num%base);
    num = num / base;
  }

  if (base==2)
    std::cout << "Rappresentazione binaria     = ";
  if (base==8)
    std::cout << "Rappresentazione ottale      = ";
  if (base==16)
    std::cout << "Rappresentazione esadecimale = ";

  for (int i=buffer.size()-1; i>=0; i--)
  {
   if (buffer[i]>=10)
     std::cout << char(buffer[i]+55);
   else
    std::cout << buffer[i];
  }
}


int main()
{
  // Richiesta del numero da convertire
  std::cout << "Immettere intero in rappresentazione decimale \n";
  int num;
  std::cin >> num;

  convert(num,2);
  std::cout << std::endl;

  convert(num,8);
  std::cout << std::endl;

  convert(num,16);
  std::cout << std::endl;

  return 0;
}