#include<stdio.h>

typedef struct {
    short aa;
    char bb[2];
} sshort;


typedef union {
    short aa;
    char bb[2];
} uuion;

void byteprinter2(void* val, int numby)
{
    putchar('B');
    char* tt;
    tt=(char*)val;
    for (int i=(numby-1); i>=0; i--)
    {
	char c = tt[i];
	for (int j=7; j>=0; j--)
	{
	    if (c & 1<<j) // this has exactly the same effect as the masks other masks (for instance in byteprinter below) it just shifts the 1 across the thing bewing masked rather than shifting the thing being masked across the 1.
		putchar('1');
	    else
		putchar('0');
	}
	putchar('.');
    }
    putchar('\n');
}
    

void byteprinter(unsigned short val)
{
    unsigned short mask = 0x0000;
    mask |= 0x0001;
    putchar('A');
    for (int i=((8*sizeof(short))-1); i>=0; i--)
    {
	short j=((val) >> i) & mask;
	putchar('0'+j);
    }
    putchar('\n');
}

int main()
{
    unsigned short v = 2050;
    byteprinter(v);
    byteprinter2(&v, sizeof(v));
    sshort sv;
    sv.aa=2050;
    sv.bb[0]='a';
    sv.bb[1]='a';
    byteprinter2(&sv, sizeof(sv));
    uuion uu;
    uu.aa=2050;
    uu.bb[1]='a';
    byteprinter2(&uu, sizeof(uu));
}