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2.1.4.1. Bit-string Operations on Integer Types.
Plain and long integer types support additional operations that make
sense only for bit-strings. Negative numbers are treated as their 2's
complement value:
- Operation
- Result --- Notes
~x- the bits of x inverted
x ^ y- bitwise exclusive or of x and y
x & y- bitwise and of x and y
x | y- bitwise or of x and y
x << n- x shifted left by n bits
x >> n- x shifted right by n bits