1int bit_not(int x) { return ~x; } 2 3int remainder(int x) { return x % 2; } 4int remainder_eq(int x) { return x %= 2;} 5 6int shl (int x) { return x << 1; } 7int shl_eq(int x) { return x <<= 1; } 8int shr (int x) { return x >> 1; } 9int shr_eq(int x) { return x >>= 1; } 10 11int bit_and (int x) { return x & 1; } 12int bit_and_eq(int x) { return x &= 1; } 13int bit_or (int x) { return x | 1; } 14int bit_or_eq (int x) { return x |= 1; } 15int bit_xor (int x) { return x ^ 1; } 16int bit_xor_eq(int x) { return x ^= 1; } 17