Pascal's triangle: Difference between revisions
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end</lang> |
end</lang> |
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=={{header|Scala}}== |
=={{header|Scala}}== |
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Simple recursive |
Simple recursive row definition: |
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<lang scala> |
<lang scala> |
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def tri(rows:Int):List[Int] = { rows match { |
def tri(rows:Int):List[Int] = { rows match { |
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} |
} |
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</lang> |
</lang> |
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Funtion to pretty print |
Funtion to pretty print r rows: |
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<lang scala> |
<lang scala> |
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def prettytri(r:Int) = (1 to r) foreach {n=>print(" "*(r-n)); tri(n) map (c=>print(c+" ")); println} |
def prettytri(r:Int) = (1 to r) foreach {n=>print(" "*(r-n)); tri(n) map (c=>print(c+" ")); println} |
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