Stdle #143 · comparisons · 2026-10-27

What does this C snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

1#include <stdio.h>
2int main(void) {
3    int x = 12;
4    x &= 10;
5    printf("%d\n", x);
6    return 0;
7}