#include<conio.h>
#include<stdlib.h>
#include<stdio.h>
#include<iostream.h>
 main()
{
 //clrscr();
 int num=0,vh[25],i=0,j=0;
 cout<<"digite numero:\t";
 cin>>num;

 while(num>16)
 {

  vh[i]=num%16;
  i++;
  num=num/16;
}

vh[i]=num;


  for (j=i;j>=0;j--)
  {

   if(vh[j]==10)
   cout<<"A";
   else if(vh[j]==11)
   cout<<"B";
   else if(vh[j]==12)
   cout<<"C";
   else if(vh[j]==13)
   cout<<"D";
   else if(vh[j]==14)
   cout<<"E";
   else if(vh[j]==15)
   cout<<"F";
   else
   cout<<vh[j];
   }

   getch();
   return 0;

   }