Talk:Order two numerical lists: Difference between revisions
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::: tri-state does not work as input to a sort function unless the sort function is written for that. most sort function i i'd expect to want a boolean comparator.--[[User:EMBee|eMBee]] 05:50, 30 November 2011 (UTC) |
::: tri-state does not work as input to a sort function unless the sort function is written for that. most sort function i i'd expect to want a boolean comparator.--[[User:EMBee|eMBee]] 05:50, 30 November 2011 (UTC) |
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:: it's not necessarily desirable to sort shorter lists before longer ones (one may prefer padding by zero, i.e. (1, 2, -1) < (1, 2) < (1, 2, 1), rather than padding by -inf, i.e. (1, 2) < (1, 2, -1) < (1, 2, 1)). --[[User:Ledrug|Ledrug]] 04:33, 30 November 2011 (UTC) |
:: it's not necessarily desirable to sort shorter lists before longer ones (one may prefer padding by zero, i.e. (1, 2, -1) < (1, 2) < (1, 2, 1), rather than padding by -inf, i.e. (1, 2) < (1, 2, -1) < (1, 2, 1)). --[[User:Ledrug|Ledrug]] 04:33, 30 November 2011 (UTC) |
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::: (misread that before) interesting point. i didn't consider negative values. how would you write that into the task? --[[User:EMBee|eMBee]] 05:54, 30 November 2011 (UTC) |
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==Lexicographic order== |
==Lexicographic order== |
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