Largest int from concatenated ints: Difference between revisions
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<pre>[["998764543431", "6054854654"], ["998764543431", "6054854654"], ["998764543431", "6054854654"]]</pre> |
<pre>[["998764543431", "6054854654"], ["998764543431", "6054854654"], ["998764543431", "6054854654"]]</pre> |
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=={{header|Erlang}}== |
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<lang Erlang> |
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-module( largest_int_from_concatenated ). |
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-export( [ints/1, task/0] ). |
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ints( Ints ) -> |
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Int_strings = [erlang:integer_to_list(X) || X <- Ints], |
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Pad_ints = [{X ++ X, X} || X <- Int_strings], |
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erlang:list_to_integer( lists:append([Int || {_Pad, Int} <- lists:reverse(lists:sort(Pad_ints))]) ). |
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task() -> |
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[io:fwrite("Largest ~p from ~p~n", [ints(X), X]) || X <- [[1, 34, 3, 98, 9, 76, 45, 4], [54, 546, 548, 60]]]. |
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</lang> |
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{{out}} |
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<pre> |
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8> largest_int_from_concatenated:task(). |
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Largest 998764543431 from [1,34,3,98,9,76,45,4] |
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Largest 6054854654 from [54,546,548,60] |
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</pre> |
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=={{header|Go}}== |
=={{header|Go}}== |
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