RosettaCodeData/Task/Optional-parameters/Ursala/optional-parameters-1.ursala
2023-07-01 13:44:08 -04:00

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Text

#import std
#import nat
ss ::
ordering %fZ ~ordering||lleq!
column %n ~column||1!
reversed %b
sorter = +^(~reversed?/~&x! ~&!,-<+ +^/~ordering ~~+ ~&h++ //skip+ predecessor+ ~column)