Bitwise AND of two 8-bit Values

gistfile1.c

#include <stdio.h>
#include <stdint.h>

void main () {
  uint8_t a, b, out;
  
  a = 42;
  b = 2;
  
  out = a & b;
  
  /* out should now be 2. */
  printf ("a = %d, b = %d, out = %d\n", a, b, out);
}