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13
Task/Averages-Median/Smalltalk/averages-median-1.st
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13
Task/Averages-Median/Smalltalk/averages-median-1.st
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@ -0,0 +1,13 @@
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OrderedCollection extend [
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median [
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self size = 0
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ifFalse: [ |s l|
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l := self size.
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s := self asSortedCollection.
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(l rem: 2) = 0
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ifTrue: [ ^ ((s at: (l//2 + 1)) + (s at: (l//2))) / 2 ]
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ifFalse: [ ^ s at: (l//2 + 1) ]
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]
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ifTrue: [ ^nil ]
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]
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].
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4
Task/Averages-Median/Smalltalk/averages-median-2.st
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4
Task/Averages-Median/Smalltalk/averages-median-2.st
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{ 4.1 . 5.6 . 7.2 . 1.7 . 9.3 . 4.4 . 3.2 } asOrderedCollection
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median displayNl.
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{ 4.1 . 7.2 . 1.7 . 9.3 . 4.4 . 3.2 } asOrderedCollection
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median displayNl.
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