main()
{
 long int dec;
 char v[]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
 int r[15],i,l,hex;
 clrscr();
  printf("\n\t\tEnter the decimal number : ");
 scanf("%ld",&dec);
 i=0;
 j=0;
 while(dec!=0)
 {
  r[i]=dec%16;
  while(j<=16)
  {
   if(r[i]==v[j])
    {
     r[i]=v[j];
     j++;
    }
   else
     i++;
  }