[methods] minor methods updates from assignment 4
authorAndrew Lorimer <andrew@lorimer.id.au>
Thu, 28 Mar 2019 10:50:39 +0000 (21:50 +1100)
committerAndrew Lorimer <andrew@lorimer.id.au>
Thu, 28 Mar 2019 10:50:39 +0000 (21:50 +1100)
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