add second strategy

src/Main2.hs

@@ -0,0 +1,50 @@
+{-# LANGUAGE DeriveGeneric #-}  
+module Main where
+
+import GHC.Generics
+import Data.Aeson
+import Data.Aeson.Types
+
+import System.Environment
+import qualified Data.ByteString.Lazy.Char8 as BS
+import System.IO    
+import Datatypes
+import Opt
+import JSONDeser
+import Strategy2
+import VM (Command, cmdToString)
+
+data JSONSer = JSONSer { problemId :: Int,
+                         seed :: Int,
+                         tag :: String,
+                         solution :: String
+                       } deriving (Show, Generic)
+
+instance FromJSON JSONSer
+instance ToJSON JSONSer
+
+main :: IO ()
+main = do args <- getArgs
+          opt <- parseArgs args
+          file <- return ((optFile opt) !! 0)
+          str <- BS.readFile file
+          (id, gmseed) <- return (readInput str)
+          commandspoints <- return (map (\(seed,game) -> strat2 game) gmseed)
+          (commands,points) <- return $ unzip commandspoints
+          seeds <- return ((map (\(seed, _) -> seed)) gmseed)
+          writeFile ("scores")  (scoredata id (fst $ unzip gmseed) points)
+          BS.putStrLn $ encode $ (packAll id seeds commands)
+          
+
+packAll :: Int -> [Int] -> [[Command]] -> [JSONSer] 
+packAll id seeds commandLists = zipWith (\x y -> JSONSer id x "lilik1" y) seeds commandStrings
+  where
+    commandStrings = map cmdToString commandLists
+
+scoredata :: Int -> [Int] -> [Int] -> String
+scoredata id seeds points = pretty
+  where
+    pretty = foldl (\x (a,b,c) -> (show a) ++ " " ++ (show b) ++ " " ++ (show c) ++ "\n" ++ x) "" zipdata
+    zipdata = zip3 ids seeds points
+    ids = replicate (length seeds) id
+    

src/Strategy2.hs

@@ -0,0 +1,35 @@
+module Strategy2 where
+
+import Datatypes
+import Test.QuickCheck (generate, elements)
+import VM
+import System.Random
+
+pick :: Int -> [a] -> a
+pick n vector = vector !! (n `mod` (length vector))
+
+strat2 :: Game -> ([Command],Int)
+strat2 game = if new_notes == GameOver
+             then (new_command : [], score new_game)
+             else (new_command : (fst $ strat2 new_game), snd $ strat2 new_game)
+  where
+    commands = [MoveSE, MoveSW, MoveE, MoveW, RotateClockwise, RotateCounterclockwise]
+    new_games = map (\cmd -> (step game cmd, cmd)) commands
+    ok_games = filter (is_ok.snd.fst) new_games
+	where is_ok (OK) = True 
+	      is_ok _ = False
+
+    locked_games = filter (is_locked.snd.fst) new_games
+	where is_locked (Lock _) = True 
+	      is_locked _ = False
+    over_games = filter (is_over.snd.fst) new_games
+	where is_over (GameOver) = True 
+	      is_over _ = False
+
+    ((new_game,new_notes),new_command) = if (length ok_games) > 0 
+                                           then pick 100 ok_games
+                                           else if (length locked_games) > 0
+					       then pick 100 locked_games
+                                               else pick 100 over_games
+
+