/*
 * demo of bitwise C operations
 */

#include <stdio.h>

void printbits(unsigned char v);

int main(void)
{
    unsigned char a, b, c, d, e;
    a = 0b10111111;
    b = 0b11111011;
    c = 0b11101111;
    d = 'a';
    e = 'b';

    printf("a:     ");
    printbits(a);
    printf("\n");

    printf("b:     ");
    printbits(b);
    printf("\n");

    printf("c:     ");
    printbits(c);
    printf("\n");

    printf("c>>2:  ");
    printbits(c>>2);
    printf("\n");

    printf("b<<2:  ");
    printbits(b<<2);
    printf("\n");

    printf("a|b:   ");
    printbits(a|b);
    printf("\n");

    printf("a&b:   ");
    printbits(a&b);
    printf("\n");

    printf("a^b:   ");
    printbits(a^b);
    printf("\n");

    printf("\n");

    printf("d:     ");
    printbits(d);
    printf("\n");

    printf("e:     ");
    printbits(e);
    printf("\n");

    printf("e-d:   ");
    printbits(e-d);
    printf("\n");

    printf("d^e:   ");
    printbits(d^e);
    printf("\n");

    printf("d^e^d: ");
    printbits(d^e^d);
    printf("\n");

    return 0;
}