text: var x, y,
      a = x++ + --y,
      b = ! x && ~ y || x * y & x / y | x % y | +x | -y,
      c = x + y || x - y,
      d = x << y & x >> y | x >>> y,
      e = x < y || x <= y && x > y || x >= y,
      f = x == y != x === y !== y,
      g = x & y ^ x | y && x || y ? x : y;
  
  x = y;
  x += y;
  x -= y;
  x *= y;
  x /= y;
  x %= y;
  x <<= y;
  x >>= y;
  x >>>= y;
  x &= y;
  x ^= y;
  x |= y;
  x = ! ! y;
  x = ~ y;
  