DecimalToBCD.cpp

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//DEC TO BCD
//BCD format each deciaml digit hold 4 bits 0->0001
//Bitset used here
//std::bitset<32> b(num)

#include<iostream>

using namespace std;


//Unsigned int to bcd

unsigned int uinttobcd(unsigned int i)
{
   
   unsigned int res = 0;

   int div = 1;

   while(i/div > 10)
   {
       div = div*10;
   }

   while(i !=  0)
   {
       unsigned int x = i/div;
       res = res<<4;
       res = res | x;
       i = i%div;
       div = div/10;
   }

   return res;
}

int main()
{
   unsigned int num = 9999;
   unsigned int res = uinttobcd(num);

   std::bitset<32> p(num);
  cout<<"DEC = "<<p<<endl;
  std::bitset<32> x(res);
  cout<<"BCD = "<<x<<endl; 
  return 0;
}