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akem3210/gist:71e940f051e25d9c3b273002ba298f56

Created December 17, 2019 16:15
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gistfile1.txt
akem@akem-HP:~$ ruby -e "puts Math.cos(4.1).round(2) * 100"
-56.99999999999999
akem@akem-HP:~$ ruby -e "puts Math.cos(4.2).round(2) * 100"
-49.0
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