naoto-ogawa
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| module Data.Nim | |
| (Nim) | |
| where | |
| import Data.Bits | |
| class Nim a where | |
| (+^*) :: a -> a -> a | |
| (*^*) :: a -> a -> a | |
naoto-ogawa
/ gist:9cd9465b858d037aa53a
Created
May 14, 2014 15:17
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| [work06]$ vim mffp.hs | |
| [work06]$ ghci | |
| GHCi, version 7.6.3: http://www.haskell.org/ghc/ :? for help | |
| Loading package ghc-prim ... linking ... done. | |
| Loading package integer-gmp ... linking ... done. | |
| Loading package base ... linking ... done. | |
| Prelude> :l mffp.hs | |
| [1 of 1] Compiling Main ( mffp.hs, interpreted ) | |
| Ok, modules loaded: Main. | |
| *Main> :t answer |
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| -- | |
| -- Excerpt from Monads for functional programming | |
| -- http://homepages.inf.ed.ac.uk/wadler/papers/marktoberdorf/baastad.pdf | |
| -- | |
| -- 2.1 Variation zero: The basic evaluator | |
| -- | |
| data Term = Con Int | Div Term Term | |
| eval :: Term -> Int |
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| -- | |
| -- Excerpt from Monads for functional programming | |
| -- http://homepages.inf.ed.ac.uk/wadler/papers/marktoberdorf/baastad.pdf | |
| -- | |
| -- 2.1 Variation zero: The basic evaluator | |
| -- | |
| data Term = Con Int | Div Term Term | |
| eval :: Term -> Int |
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| -- | |
| -- Excerpt from Monads for functional programming | |
| -- http://homepages.inf.ed.ac.uk/wadler/papers/marktoberdorf/baastad.pdf | |
| -- | |
| -- 2.1 Variation zero: The basic evaluator | |
| -- | |
| data Term = Con Int | Div Term Term deriving (Show) | |
| eval :: Term -> Int |
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| *Main> eval2 answer | |
| ("eval(Con 1972) <- 1972\n eval(Con 2) <- 2\n eval(Div (Con 1972) (Con 2)) <- 986\n eval(Con 23) <- 23\n eval(Div (Div (Con 1972) (Con 2)) (Con 23)) <- 42\n ",42) | |
| *Main> |
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| import System.IO | |
| import qualified Data.ByteString.Lazy as BL | |
| import Data.Binary.Get | |
| test_binary :: IO () | |
| test_binary = do | |
| rh <- openFile "test.ppm" ReadMode | |
| i <- BL.hGetContents rh | |
| let d = runGet (getWord8) i | |
| putStr $ show d |
naoto-ogawa
/ AssignIntegerBetweenMinAndMax.java
Created
February 9, 2016 13:21
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| import java.util.ArrayList; | |
| import java.util.List; | |
| public class AssignIntegerBetweenMinAndMax { | |
| public static void main(String[] args) { | |
| Block block = new Block(); | |
| block.setMin(10); |
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| import java.util.ArrayList; | |
| import java.util.Collections; | |
| import java.util.Comparator; | |
| import java.util.HashMap; | |
| import java.util.Iterator; | |
| import java.util.List; | |
| import java.util.Map; | |
| public class GroupingBefore8 { |
naoto-ogawa
/ sample_event.html
Created
October 10, 2016 08:32
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> | |
| </head> | |
| <body> | |
| <table id='t' border='10'> | |
| <tr><td id='c00'>北海道</td><td id='c01'>5,400</td><tr> | |
| <tr><td id='c10'>青森</td><td id='c11'>1,321</td></tr> | |
| <tr><td id='c20'>岩手</td><td id='c21'>1,284</td></tr> |
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