Evaluate binomial coefficients: Difference between revisions
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{{works with|Smalltalk/X}} |
{{works with|Smalltalk/X}} |
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Having a small language but a big class library in my bag, we can write: |
Having a small language but a big class library in my bag, we can write: |
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<lang smalltalk>Transcript showCR: ( |
<lang smalltalk>Transcript showCR: (5 binco:3). |
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(Transcript showCR: (400 binco:200)</lang> |
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{{out}} |
{{out}} |
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<pre>10 |
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102952500135414432972975880320401986757210925381077648234849059575923332372651958598336595518976492951564048597506774120 |
102952500135414432972975880320401986757210925381077648234849059575923332372651958598336595518976492951564048597506774120</pre> |
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A naïve implementation (in the Integer class) might look like: |
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<lang smalltalk>binco:arg |
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^ (self factorial) / (arg factorial * (self-arg) factorial)</lang> |
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=={{header|Stata}}== |
=={{header|Stata}}== |
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