C++ изменить HEX на BIN

  std::bitset<8> b(0x9b);
  std::cout<< b << std::endl;

> cat binprintf.c
#include <stdio.h>

void print_binary(int number)
{
    if (number) {
        print_binary(number >> 1);
        putc((number & 1) ? '1' : '0', stdout);
    }
}

int main(){
        print_binary(0x9b);
        putchar(10);
        return 0;
}
> ./binprintf
10011011