Or, if you think in terms of truth tables:

original $aoriginal $b$a ^ $b (gives new $a)$a ^ $b (gives new $b)$a ^ $b (gives new $a)
00000
01101
10110
11011

As you can see, original $a is the same as new $b and original $b is the same as new $a.

In reply to Re: Re: Flying Obfu by dze27
in thread Flying Obfu by awkmonk

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