Largest int from concatenated ints: Difference between revisions
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(→Compare repeated string method: change ruby per python change) |
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where sorted = sortBy (\a b -> compare (b++a) (a++b)) |
where sorted = sortBy (\a b -> compare (b++a) (a++b)) |
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maxcat = read . concat . sorted . map show</lang> |
maxcat = read . concat . sorted . map show</lang> |
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;Output as above. |
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===Try all permutations method=== |
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<lang Haskell>import Data.List (sort, permutations) |
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main = print (map maxcat [[1,34,3,98,9,76,45,4], [54,546,548,60]] :: [Integer]) |
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where maxcat = read . last . sort . map (concat . map show) . permutations</lang> |
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;Output as above. |
;Output as above. |
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