Bitwise Operators - General Questions

What will be the output of the program?

#include <stdio.h>

int main(void) {
    int x = 5, y = 9;
    x ^= y; y ^= x; x ^= y;
    printf("%d %d\n", x, y);
    return 0;
}

What will be the output of the program?

#include <stdio.h>

int main(void) {
    printf("%d %d %d\n", 12 & 10, 12 | 10, 12 ^ 10);
    return 0;
}

What will be the output of the program?

#include <stdio.h>

int main(void) {
    printf("%d %d\n", 5 << 2, 40 >> 3);
    return 0;
}

What will be the output of the program?

#include <stdio.h>

int main(void) {
    printf("%d\n", 9 ^ 9);
    return 0;
}

What will be the output of the program?

#include <stdio.h>

int main(void) {
    int a = 6;
    printf("%d\n", (a & (a - 1)) == 0);
    return 0;
}