Print an integer in base two representation

binary.c

#include <stdio.h>

int findBinary(int n)
{
  if (n == 0)
  {
    return 0;
  }

  return (n % 2 + 10 * findBinary(n / 2));
}

int main()
{
  int n;

  scanf("%d.", &n);

  printf("%d", n);

  printf("%d.\n", findBinary(n));

  return 0;
}