10 lines
119 B
Text
10 lines
119 B
Text
a = [5, 4, 3, 2, 1]
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puts a.sort
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# => [1, 2, 3, 4, 5]
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puts a
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# => [5, 4, 3, 2, 1]
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a.sort!
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puts a
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# => [1, 2, 3, 4, 5]
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