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Index finite lists of positive integers: Difference between revisions
Index finite lists of positive integers (view source)
Revision as of 07:09, 11 September 2018
, 5 years agoalign functions in the task's requirements.
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;Task:
Implement such a mapping:
:* write a function ''rank'' which assigns an integer to any finite, arbitrarily long list of arbitrary large positive integers.
:* write a function ''unrank'' which is the ''rank'' [[wp:inverse function| <u>inverse function</u>]].
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