update chapter 18 and 20 - translations and trouble
authorGood Guy <good1.2guy@gmail.com>
Wed, 29 May 2019 03:10:18 +0000 (21:10 -0600)
committerGood Guy <good1.2guy@gmail.com>
Wed, 29 May 2019 03:10:18 +0000 (21:10 -0600)

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