diff --git a/day10.hs b/day10.hs
new file mode 100644
index 0000000..799dce4
--- /dev/null
+++ b/day10.hs
@@ -0,0 +1,51 @@
+import Data.List (sort, subsequences)
+
+main :: IO ()
+main = do
+  raw <- readFile "day10.txt"
+  let nums = (map read $ lines raw) :: [Int]
+      ansA = solveA nums
+      ansB = solveB nums
+   in do
+     putStrLn $ "day10a: " ++ (show ansA)
+     putStrLn $ "day10b: " ++ (show ansB)
+
+solveA :: [Int] -> Int
+solveA nums = (filt 3 ls) * (filt 1 ls)
+  where
+    filt a = length . (filter (== a))
+    end = 3 + (maximum nums)
+    ls = (diffs . sort) (0 : end : nums)
+
+solveB :: [Int] -> Int
+solveB nums = unLookup 0 $ loeb $ map (loebify ls m) ls
+  where
+    unLookup a ns = unMaybe $ lookup a ns
+    ls = sort $ 0 : ((maximum nums) + 3) : nums
+    m = (maximum nums + 3)
+
+diffs :: [Int] -> [Int]
+diffs [] = []
+diffs [a] = []
+diffs (a:b:xs) = (b-a):(diffs (b:xs))
+
+loeb :: Functor f => f (f a -> a) -> f a
+loeb x = go
+  where
+    go = fmap ($ go) x
+
+loebify :: [Int] -> Int -> Int -> [(Int, Int)] -> (Int, Int)
+loebify nums m t =
+  if t == m
+  then (\ls -> (t, 1))
+  else (\ls -> (t, sum [ f ls | f <- links ]))
+  where
+    vals = takeWhile (<= (t + 3)) $ dropWhile (<= t) nums
+    links = map lookupify vals
+
+lookupify :: Eq a => a -> [(a,b)] -> b
+lookupify k = unMaybe . (lookup k)
+
+unMaybe :: Maybe a -> a
+unMaybe Nothing = error "invalid key"
+unMaybe (Just v) = v
diff --git a/day10.txt b/day10.txt
new file mode 100644
index 0000000..165ad96
--- /dev/null
+++ b/day10.txt
@@ -0,0 +1,103 @@
+73
+114
+100
+122
+10
+141
+89
+70
+134
+2
+116
+30
+123
+81
+104
+42
+142
+26
+15
+92
+56
+60
+3
+151
+11
+129
+167
+76
+18
+78
+32
+110
+8
+119
+164
+143
+87
+4
+9
+107
+130
+19
+52
+84
+55
+69
+71
+83
+165
+72
+156
+41
+40
+1
+61
+158
+27
+31
+155
+25
+93
+166
+59
+108
+98
+149
+124
+65
+77
+88
+46
+14
+64
+39
+140
+95
+113
+54
+66
+137
+101
+22
+82
+21
+131
+109
+45
+150
+94
+36
+20
+33
+49
+146
+157
+99
+7
+53
+161
+115
+127
+152
+128
diff --git a/day4.hs b/day4.hs
index b0bcec3..228d851 100644
--- a/day4.hs
+++ b/day4.hs
@@ -9,7 +9,7 @@ import Data.List (sort, nub)
 main :: IO ()
 main = do
   raw <- readFile "day4.txt"
-  let ls = parse $ lines raw
+  let ls = map (concat . (map words)) $ split "" $ lines raw
       ansA = length $ filter (== True) $ map solveA ls
       ansB = length $ filter (== True) $ map solveB ls
    in do 
@@ -96,12 +96,9 @@ hgtValid s' =
     s = drop 1 $ dropWhile (/= ':') s'
     (val,unit) = head $ (reads s :: [(Int,String)])
 
-parse :: [String] -> [[String]]
-parse [] = []
-parse s = parse' s [] []
-
-parse' :: [String] -> [String] -> [[String]] -> [[String]]
-parse' [] as bs = bs ++ [as]
-parse' (s:ss) as bs
-  | s == "" = parse' ss [] $ bs ++ [as]
-  | otherwise = parse' ss (as ++ (words s)) bs
+split :: Eq a => a -> [a] -> [[a]]
+split _ [] = []
+split d as = chunk : (split d rest)
+  where
+    chunk = takeWhile (/= d) as
+    rest = drop 1 $ dropWhile (/= d) as
diff --git a/day6.hs b/day6.hs
index 51af372..7813c6e 100644
--- a/day6.hs
+++ b/day6.hs
@@ -1,4 +1,4 @@
-import Data.List (nub, sort)
+import Data.List (nub)
 
 main :: IO ()
 main = do
@@ -11,15 +11,12 @@ main = do
      putStrLn $ "day6a: " ++ (show ansA)
      putStrLn $ "day6b: " ++ (show ansB)
 
-match :: (Ord a, Eq a) => [a] -> [a] -> [a]
-match as bs = (sort . nub) $ filter (`elem` bs) as
+match :: Ord a => [a] -> [a] -> [a]
+match as bs = nub $ filter (`elem` bs) as
 
 split :: Eq a => a -> [a] -> [[a]]
 split _ [] = []
-split v as = split' v as [] []
-
-split' :: Eq a => a -> [a] -> [a] -> [[a]] -> [[a]]
-split' _ [] a as = as ++ [a]
-split' v (b:bs) a as
-  | b == v = split' v bs [] (as ++ [a])
-  | otherwise = split' v bs (a ++ [b]) as
+split d as = chunk : (split d rest)
+  where
+    chunk = takeWhile (/= d) as
+    rest = drop 1 $ dropWhile (/= d) as
diff --git a/day7.hs b/day7.hs
new file mode 100644
index 0000000..1eff021
--- /dev/null
+++ b/day7.hs
@@ -0,0 +1,101 @@
+{-# LANGUAGE FlexibleContexts #-}
+
+import Text.Parsec
+
+data Bag = Bag Label [(Quantity, Label)]
+  deriving Show
+type Label = String
+type Quantity = Int
+
+main :: IO ()
+main = do
+  raw <- readFile "day7.txt"
+  let bags = validate $ map (parse lineP []) $ lines raw
+      ansA = solveA bags
+      ansB = solveB bags
+   in do
+     putStrLn $ "day7a: " ++ (show ansA)
+     putStrLn $ "day7b: " ++ (show ansB)
+
+solveA :: [Bag] -> Int
+solveA bs = pred
+       $ length
+       $ filter (== True)
+       $ map snd
+       $ loeb
+       $ map loebifyA bs
+
+solveB :: [Bag] -> Int
+solveB bs = pred
+       $ unsafeLookup "shiny gold"
+       $ loeb
+       $ map loebifyB bs
+
+loeb :: Functor f => f (f a -> a) -> f a
+loeb x = go
+  where
+    go = fmap ($ go) x
+
+loebifyA :: Bag -> [(Label, Bool)] -> (Label, Bool)
+loebifyA (Bag "shiny gold" _) = const ("shiny gold", True)
+loebifyA (Bag l bs) =
+  (\ls -> (l, or [f ls | f <- innerbags]))
+  where
+    lookupify = unsafeLookup . snd
+    innerbags = map lookupify bs
+
+loebifyB :: Bag -> ([(Label, Int)] -> (Label, Int))
+loebifyB (Bag l []) = const (l, 1)
+loebifyB (Bag l bs) =
+  (\ls -> (l, sum $ 1 : [q*(f ls) | (f,q) <- innerbags]))
+  where
+    lookupify = unsafeLookup . snd
+    innerbags = zip (map lookupify bs)
+                    (map fst bs)
+
+unsafeLookup :: Eq a => a -> [(a,b)] -> b
+unsafeLookup k = unMaybe . (lookup k)
+
+unMaybe :: Maybe a -> a
+unMaybe Nothing = error "invalid bag label"
+unMaybe (Just v) = v
+
+validate :: [Either ParseError Bag] -> [Bag]
+validate [] = []
+validate ((Left _):_) = error "invalid input"
+validate ((Right b):bs) = b:(validate bs)
+
+lineP :: Parsec String () Bag
+lineP = do
+  l <- initlabelP
+  ls <- baglistP
+  eof
+  return $ Bag l ls
+
+baglistP :: Parsec String () [(Quantity, Label)]
+baglistP = do
+  ((string "no other bags.") >> return [])
+  <|> (endBy qlabelP
+        $ oneOf [',', '.'] >> whitespaces)
+
+initlabelP :: Parsec String () String
+initlabelP = manyTill anyChar
+  (try $ whitespaces
+      >> (string "bags contain")
+      >> whitespaces)
+
+whitespaces :: Parsec String () String
+whitespaces = many $ char ' '
+
+qlabelP :: Parsec String () (Quantity, Label)
+qlabelP = do
+  q <- many1 digit
+  whitespaces
+  s <- labelP
+  return (read q,s)
+
+labelP :: Parsec String () String
+labelP = manyTill anyChar
+  (try $ whitespaces
+      >> (string "bag")
+      >> optional (char 's'))
diff --git a/day7.txt b/day7.txt
new file mode 100644
index 0000000..04f7fa2
--- /dev/null
+++ b/day7.txt
@@ -0,0 +1,594 @@
+light gold bags contain 2 light lime bags, 1 faded green bag, 3 clear olive bags, 2 dim bronze bags.
+muted beige bags contain 3 clear lime bags, 5 dark salmon bags, 1 pale olive bag.
+vibrant violet bags contain 3 dark tomato bags, 3 muted indigo bags, 3 plaid turquoise bags, 3 light silver bags.
+dull purple bags contain 2 wavy turquoise bags.
+posh purple bags contain 4 bright lavender bags, 2 wavy chartreuse bags, 3 vibrant aqua bags.
+striped gold bags contain 4 light magenta bags.
+dark lime bags contain 3 plaid brown bags.
+shiny salmon bags contain 5 light olive bags.
+dull gold bags contain 2 dim plum bags.
+dim olive bags contain 3 faded cyan bags.
+faded white bags contain 2 clear brown bags, 1 mirrored green bag, 3 plaid bronze bags.
+dull salmon bags contain 1 plaid gray bag, 4 vibrant aqua bags, 5 mirrored cyan bags.
+striped orange bags contain 4 vibrant maroon bags, 2 dark orange bags.
+dotted silver bags contain 2 posh red bags, 1 muted yellow bag, 5 light aqua bags, 3 pale red bags.
+light orange bags contain 1 striped coral bag, 3 dim lime bags, 4 muted yellow bags.
+wavy lime bags contain 5 light silver bags, 1 bright coral bag, 5 drab silver bags, 1 dark plum bag.
+bright tan bags contain 3 clear magenta bags, 2 muted white bags, 2 drab beige bags, 5 plaid green bags.
+dim violet bags contain 1 striped fuchsia bag, 2 mirrored green bags, 1 bright teal bag.
+mirrored gold bags contain 1 pale aqua bag.
+bright plum bags contain 1 faded fuchsia bag.
+muted aqua bags contain 2 muted red bags.
+plaid bronze bags contain 2 dim lime bags, 2 wavy coral bags, 1 vibrant lime bag, 1 dotted beige bag.
+dim chartreuse bags contain 5 mirrored lime bags, 2 dotted tomato bags, 1 plaid turquoise bag.
+muted lavender bags contain 4 faded salmon bags, 3 bright white bags, 3 posh fuchsia bags, 1 dotted green bag.
+mirrored yellow bags contain 1 wavy purple bag, 5 shiny teal bags, 5 shiny cyan bags, 1 shiny crimson bag.
+striped magenta bags contain 4 dim white bags, 2 pale white bags.
+dull crimson bags contain 3 muted black bags, 4 dull lavender bags.
+mirrored beige bags contain 2 posh indigo bags, 3 shiny gray bags.
+bright blue bags contain 5 mirrored fuchsia bags.
+plaid beige bags contain 3 mirrored cyan bags, 1 vibrant tan bag, 5 muted purple bags, 1 wavy red bag.
+dotted indigo bags contain 5 pale fuchsia bags, 5 posh tomato bags.
+muted coral bags contain 4 dim crimson bags, 3 dark brown bags, 2 drab fuchsia bags.
+drab tomato bags contain 1 muted tan bag, 2 dark salmon bags, 4 faded red bags, 5 shiny olive bags.
+dark tomato bags contain 5 mirrored salmon bags.
+bright yellow bags contain 4 light teal bags, 1 posh white bag, 2 shiny blue bags.
+dotted salmon bags contain 3 drab olive bags.
+vibrant olive bags contain 2 posh teal bags, 1 clear aqua bag.
+dotted gold bags contain 4 striped violet bags.
+light tan bags contain 2 plaid fuchsia bags, 1 faded turquoise bag, 2 muted tomato bags.
+drab orange bags contain 3 wavy violet bags, 1 dark fuchsia bag, 2 mirrored green bags.
+dull coral bags contain 1 dark crimson bag.
+light purple bags contain 4 dark gold bags, 3 plaid purple bags, 4 clear chartreuse bags.
+wavy yellow bags contain 3 striped silver bags, 2 dull chartreuse bags.
+dull tan bags contain 1 dim gold bag.
+vibrant plum bags contain 4 dotted turquoise bags, 1 faded gray bag.
+wavy tan bags contain 4 shiny plum bags, 5 faded white bags, 1 plaid plum bag.
+dim indigo bags contain 2 clear blue bags.
+muted teal bags contain 4 mirrored fuchsia bags, 5 faded black bags.
+dark maroon bags contain 5 mirrored gold bags, 5 bright red bags, 1 faded gray bag.
+mirrored aqua bags contain 4 faded turquoise bags, 1 mirrored tan bag.
+muted violet bags contain 4 mirrored lavender bags, 3 faded salmon bags.
+wavy orange bags contain 3 drab crimson bags, 5 posh indigo bags, 2 faded cyan bags, 5 light blue bags.
+mirrored blue bags contain 1 dark teal bag, 4 pale orange bags.
+muted silver bags contain 2 dim orange bags, 1 posh plum bag, 2 wavy fuchsia bags.
+plaid magenta bags contain 3 faded blue bags, 5 vibrant lime bags, 2 faded beige bags.
+dark lavender bags contain 3 clear olive bags.
+posh salmon bags contain 4 dark orange bags.
+dim silver bags contain 3 plaid blue bags, 1 posh brown bag, 1 striped white bag.
+posh chartreuse bags contain 3 drab plum bags, 3 mirrored brown bags.
+shiny cyan bags contain 4 faded plum bags, 5 wavy yellow bags, 2 drab maroon bags.
+drab bronze bags contain 2 shiny turquoise bags, 4 faded white bags, 4 drab white bags.
+dotted cyan bags contain 1 posh brown bag, 2 dark orange bags, 4 plaid bronze bags.
+shiny beige bags contain 5 dotted cyan bags, 2 pale indigo bags.
+drab violet bags contain 4 posh chartreuse bags, 1 drab fuchsia bag.
+muted tomato bags contain 2 posh aqua bags.
+drab plum bags contain 5 drab gold bags, 4 dark fuchsia bags, 5 pale gold bags, 3 dim olive bags.
+dim brown bags contain 1 drab indigo bag, 2 pale gold bags, 5 posh fuchsia bags.
+plaid cyan bags contain 1 light orange bag, 2 bright violet bags.
+striped silver bags contain 2 shiny silver bags.
+plaid tomato bags contain 3 drab cyan bags, 4 clear chartreuse bags, 3 dim coral bags, 4 shiny gray bags.
+posh tomato bags contain 1 plaid bronze bag, 1 dim lime bag.
+vibrant orange bags contain 5 bright aqua bags, 2 drab coral bags, 4 dull aqua bags, 3 vibrant lavender bags.
+drab brown bags contain 1 bright orange bag, 3 drab salmon bags.
+plaid crimson bags contain 3 dull red bags, 3 posh maroon bags, 2 dull beige bags.
+clear aqua bags contain 5 muted cyan bags, 1 dotted teal bag.
+pale magenta bags contain 2 light brown bags.
+mirrored chartreuse bags contain 3 striped gold bags, 3 light silver bags, 3 dim red bags, 3 dim chartreuse bags.
+mirrored plum bags contain 2 striped tomato bags, 1 posh aqua bag, 1 muted teal bag, 2 faded indigo bags.
+posh teal bags contain 5 clear indigo bags, 5 plaid purple bags, 4 pale white bags, 3 drab gray bags.
+wavy aqua bags contain 4 drab beige bags, 5 plaid black bags.
+drab coral bags contain 3 striped tomato bags, 1 dotted cyan bag.
+shiny chartreuse bags contain 2 mirrored cyan bags.
+striped gray bags contain 5 striped tomato bags.
+shiny orange bags contain 4 muted purple bags, 4 dim silver bags, 5 shiny gold bags, 3 pale orange bags.
+dark teal bags contain no other bags.
+dark magenta bags contain 4 pale gray bags, 1 dim purple bag, 4 drab coral bags.
+vibrant fuchsia bags contain 4 dull olive bags.
+light bronze bags contain 2 plaid gold bags, 2 dark white bags.
+dotted yellow bags contain 5 bright indigo bags, 2 light silver bags, 3 wavy red bags.
+muted purple bags contain 1 shiny blue bag, 5 faded red bags, 1 dim olive bag.
+faded cyan bags contain 1 dark teal bag.
+dull brown bags contain 5 vibrant aqua bags.
+shiny white bags contain 2 dull red bags, 1 plaid orange bag, 5 muted turquoise bags.
+light brown bags contain 4 dim coral bags, 3 faded red bags.
+bright orange bags contain 5 dull olive bags.
+light lime bags contain 4 light magenta bags, 5 muted violet bags.
+shiny indigo bags contain 2 bright blue bags, 1 dotted turquoise bag, 2 clear bronze bags.
+faded teal bags contain 4 bright brown bags, 1 light silver bag.
+posh bronze bags contain 3 dark salmon bags, 2 plaid fuchsia bags, 1 dim white bag, 5 faded maroon bags.
+shiny yellow bags contain 1 posh lime bag.
+dotted beige bags contain no other bags.
+vibrant blue bags contain 2 posh green bags, 1 faded white bag, 2 plaid red bags, 4 posh violet bags.
+posh lime bags contain 4 bright aqua bags.
+posh coral bags contain 5 plaid white bags, 3 faded coral bags.
+dark yellow bags contain 3 wavy violet bags, 5 clear chartreuse bags, 5 light turquoise bags.
+wavy bronze bags contain 2 clear brown bags, 2 muted cyan bags.
+faded brown bags contain 5 dim lime bags, 4 dotted beige bags, 3 wavy coral bags, 1 faded gray bag.
+vibrant gold bags contain 2 dotted maroon bags.
+vibrant red bags contain 4 dull black bags.
+clear beige bags contain 4 dim olive bags, 3 plaid bronze bags, 3 clear brown bags, 5 vibrant lime bags.
+dim teal bags contain 4 plaid bronze bags, 5 striped tan bags, 1 muted olive bag.
+dim aqua bags contain 1 faded lime bag, 4 faded gray bags, 1 posh coral bag.
+faded tan bags contain 5 clear lime bags, 4 shiny violet bags, 2 dull aqua bags.
+mirrored green bags contain no other bags.
+light magenta bags contain 5 plaid gold bags.
+striped white bags contain 1 wavy coral bag, 1 faded gray bag, 3 vibrant lime bags, 2 mirrored fuchsia bags.
+plaid violet bags contain 3 faded indigo bags, 1 striped fuchsia bag, 5 drab salmon bags, 4 mirrored cyan bags.
+dull cyan bags contain 4 dark chartreuse bags, 3 light gray bags.
+light salmon bags contain 2 dark teal bags.
+drab crimson bags contain 3 vibrant tan bags.
+striped yellow bags contain 5 faded brown bags, 4 posh olive bags.
+pale orange bags contain no other bags.
+faded gold bags contain 5 light magenta bags.
+faded beige bags contain 1 faded indigo bag, 5 wavy green bags, 5 faded crimson bags.
+striped crimson bags contain 2 posh brown bags.
+dark black bags contain 4 plaid lavender bags, 5 mirrored salmon bags.
+bright beige bags contain 1 bright brown bag, 5 posh aqua bags.
+bright gold bags contain 3 light lime bags, 2 shiny white bags.
+bright tomato bags contain 4 dull orange bags, 4 dull blue bags.
+light olive bags contain 4 dull blue bags, 4 plaid gray bags, 4 faded gray bags.
+vibrant lavender bags contain 1 clear salmon bag, 2 bright lavender bags.
+drab yellow bags contain 1 plaid black bag.
+faded green bags contain 1 clear brown bag, 4 mirrored orange bags, 1 striped tan bag.
+vibrant black bags contain 4 mirrored fuchsia bags.
+bright indigo bags contain 5 plaid red bags, 1 striped chartreuse bag, 3 vibrant plum bags, 5 dark lavender bags.
+dull plum bags contain 2 mirrored plum bags, 2 light silver bags, 1 pale indigo bag.
+striped bronze bags contain 2 dotted blue bags.
+muted magenta bags contain 2 dim silver bags, 5 clear purple bags.
+striped teal bags contain 5 vibrant white bags.
+dim bronze bags contain 2 dim crimson bags, 4 vibrant beige bags, 2 wavy turquoise bags.
+shiny lavender bags contain 4 dim purple bags.
+vibrant silver bags contain 1 dotted crimson bag, 2 dotted maroon bags.
+posh yellow bags contain 4 bright salmon bags, 4 shiny lavender bags, 5 mirrored aqua bags.
+faded bronze bags contain 2 posh brown bags, 3 clear lime bags, 4 dotted red bags, 2 striped white bags.
+posh maroon bags contain 5 striped salmon bags, 1 light black bag.
+pale aqua bags contain 2 shiny orange bags, 1 shiny silver bag, 2 dim violet bags.
+plaid chartreuse bags contain 2 muted black bags, 4 muted magenta bags, 1 mirrored bronze bag, 1 posh beige bag.
+dotted orange bags contain 2 drab indigo bags.
+plaid gold bags contain 3 drab beige bags.
+shiny silver bags contain 2 dull teal bags, 5 drab gray bags, 4 bright blue bags, 2 dotted cyan bags.
+mirrored crimson bags contain 2 shiny gold bags, 5 plaid black bags, 3 drab beige bags, 1 pale beige bag.
+pale gold bags contain 1 striped tomato bag, 5 striped white bags, 2 mirrored bronze bags, 5 dim orange bags.
+vibrant crimson bags contain 5 faded white bags, 2 wavy coral bags.
+dim yellow bags contain 1 vibrant coral bag, 5 faded red bags, 4 mirrored magenta bags, 4 posh indigo bags.
+dull teal bags contain 1 plaid fuchsia bag, 3 striped blue bags.
+striped red bags contain 4 dull lime bags.
+muted chartreuse bags contain 5 bright crimson bags.
+dim lavender bags contain 2 posh maroon bags.
+wavy crimson bags contain 1 dim magenta bag, 4 dim crimson bags, 1 dull lavender bag, 3 muted fuchsia bags.
+dull green bags contain 5 dull olive bags, 1 clear blue bag, 5 shiny salmon bags.
+wavy red bags contain 1 dull chartreuse bag, 3 dim black bags.
+pale blue bags contain 4 light olive bags, 3 vibrant chartreuse bags.
+dull fuchsia bags contain 2 posh chartreuse bags.
+dotted violet bags contain 1 shiny olive bag, 3 bright blue bags, 5 posh beige bags, 4 vibrant black bags.
+drab white bags contain 1 plaid gold bag, 5 clear olive bags.
+drab blue bags contain 3 muted bronze bags, 5 shiny gold bags, 4 dim olive bags.
+plaid salmon bags contain 5 pale gold bags.
+pale coral bags contain 3 plaid orange bags, 3 plaid fuchsia bags, 5 drab teal bags.
+vibrant maroon bags contain 3 dim lime bags, 2 pale beige bags, 5 mirrored green bags.
+mirrored magenta bags contain 2 striped blue bags.
+faded blue bags contain 3 vibrant bronze bags, 2 clear maroon bags, 1 faded white bag, 3 dark cyan bags.
+drab olive bags contain 5 wavy teal bags, 3 mirrored black bags, 5 dark gray bags, 5 dull lime bags.
+posh white bags contain 1 plaid purple bag, 4 dark turquoise bags, 3 clear salmon bags, 1 dim orange bag.
+dull red bags contain 4 vibrant plum bags, 3 plaid black bags, 4 dull orange bags.
+striped tan bags contain no other bags.
+posh blue bags contain 3 mirrored magenta bags, 1 dark plum bag, 4 wavy turquoise bags, 1 shiny coral bag.
+drab salmon bags contain 2 bright aqua bags, 4 posh gold bags, 5 plaid blue bags.
+striped green bags contain 5 dim black bags.
+wavy salmon bags contain 5 pale purple bags.
+vibrant cyan bags contain 1 dark gray bag, 1 vibrant beige bag, 5 drab violet bags, 5 dull coral bags.
+wavy lavender bags contain 1 light magenta bag, 2 striped cyan bags.
+faded maroon bags contain 5 light gray bags.
+vibrant yellow bags contain 2 bright beige bags, 5 dim brown bags, 2 posh silver bags, 2 pale cyan bags.
+dotted tomato bags contain 3 mirrored magenta bags, 3 wavy chartreuse bags, 2 wavy maroon bags.
+striped lavender bags contain 4 shiny coral bags, 2 dim white bags, 3 faded red bags.
+faded red bags contain 2 mirrored fuchsia bags, 1 light cyan bag, 2 vibrant lime bags, 1 mirrored green bag.
+clear black bags contain 3 drab purple bags, 2 bright yellow bags, 2 wavy brown bags.
+faded indigo bags contain 1 dim lime bag, 1 clear brown bag.
+shiny tan bags contain 1 dull brown bag, 2 striped tomato bags.
+drab teal bags contain 1 dotted turquoise bag, 4 posh fuchsia bags.
+wavy magenta bags contain 1 dim yellow bag, 3 drab indigo bags.
+mirrored turquoise bags contain no other bags.
+faded lime bags contain 4 drab cyan bags, 1 clear orange bag, 5 vibrant salmon bags, 5 faded crimson bags.
+vibrant coral bags contain 5 pale gray bags, 2 clear salmon bags.
+muted turquoise bags contain 1 clear brown bag.
+plaid aqua bags contain 3 dull coral bags.
+pale indigo bags contain 1 striped brown bag, 2 bright cyan bags, 5 plaid silver bags.
+faded tomato bags contain 1 pale red bag, 2 dotted tan bags.
+mirrored white bags contain 4 drab fuchsia bags, 3 plaid orange bags, 4 dotted lavender bags.
+shiny aqua bags contain 1 wavy silver bag, 4 drab green bags, 1 bright tomato bag.
+pale cyan bags contain 1 pale gold bag, 5 dark turquoise bags.
+mirrored salmon bags contain 5 light crimson bags, 5 muted bronze bags, 2 vibrant beige bags, 1 striped lavender bag.
+dark gold bags contain 1 shiny olive bag.
+muted blue bags contain 2 vibrant maroon bags, 5 wavy chartreuse bags.
+bright fuchsia bags contain 1 posh white bag.
+light blue bags contain 5 muted beige bags, 1 dark crimson bag, 5 mirrored brown bags, 1 posh orange bag.
+clear salmon bags contain 1 faded brown bag, 5 dotted beige bags, 4 faded gray bags, 4 dark orange bags.
+plaid red bags contain 3 drab silver bags, 2 dim green bags.
+faded plum bags contain 2 posh orange bags, 5 dotted lime bags.
+bright coral bags contain 3 plaid plum bags, 1 dark green bag, 2 striped crimson bags, 5 vibrant coral bags.
+shiny crimson bags contain 5 bright teal bags, 4 muted magenta bags, 4 vibrant maroon bags, 3 faded cyan bags.
+dim magenta bags contain 1 muted olive bag, 1 bright blue bag, 4 muted white bags, 5 posh gray bags.
+pale brown bags contain 4 dotted cyan bags, 5 bright coral bags.
+striped olive bags contain 2 bright brown bags, 4 pale gray bags, 5 dotted teal bags, 3 pale white bags.
+posh gray bags contain 1 dark chartreuse bag.
+dotted brown bags contain 3 plaid gold bags, 5 dim bronze bags.
+dim lime bags contain no other bags.
+clear crimson bags contain 2 posh orange bags, 2 plaid plum bags, 1 dark orange bag.
+shiny turquoise bags contain 1 faded indigo bag, 3 light red bags.
+striped plum bags contain 1 muted white bag.
+muted crimson bags contain 1 bright teal bag.
+plaid blue bags contain 3 dotted beige bags, 5 vibrant lime bags, 1 vibrant tan bag, 2 striped blue bags.
+light teal bags contain 2 dotted cyan bags.
+faded salmon bags contain 5 mirrored crimson bags.
+shiny blue bags contain 4 posh gold bags, 3 light cyan bags, 1 clear teal bag.
+plaid brown bags contain 2 dull lavender bags.
+muted bronze bags contain 3 faded purple bags.
+posh fuchsia bags contain 5 striped coral bags.
+clear orange bags contain 1 bright blue bag, 5 posh gold bags, 5 striped crimson bags, 1 dark teal bag.
+plaid plum bags contain 5 faded brown bags.
+clear gray bags contain 4 mirrored fuchsia bags, 2 dim cyan bags, 3 pale gold bags, 1 dim violet bag.
+bright lavender bags contain 1 mirrored purple bag, 4 wavy magenta bags, 2 dull black bags, 3 light silver bags.
+pale purple bags contain 3 striped tan bags, 1 dull olive bag.
+pale bronze bags contain 2 plaid aqua bags, 2 pale fuchsia bags, 4 bright lime bags.
+clear blue bags contain 3 plaid beige bags.
+drab silver bags contain 3 dim violet bags, 1 muted yellow bag, 1 pale beige bag.
+dark silver bags contain 4 dark fuchsia bags, 4 bright green bags, 5 dim beige bags, 1 light tomato bag.
+mirrored gray bags contain 2 striped black bags.
+posh black bags contain 3 dull indigo bags, 3 striped beige bags, 3 dim blue bags, 2 wavy lime bags.
+clear teal bags contain 2 dark orange bags, 4 pale beige bags, 5 clear beige bags, 4 dark teal bags.
+pale white bags contain 2 drab gray bags, 1 muted olive bag.
+muted fuchsia bags contain 2 clear brown bags, 4 mirrored green bags, 2 striped tan bags.
+bright cyan bags contain 1 dotted plum bag.
+light tomato bags contain 2 dim violet bags, 1 pale green bag, 4 dim orange bags, 1 dotted tomato bag.
+pale turquoise bags contain 2 plaid black bags, 2 clear brown bags.
+dim orange bags contain 1 plaid plum bag, 2 clear indigo bags, 1 dotted blue bag, 1 drab beige bag.
+posh red bags contain 5 faded brown bags, 4 clear gray bags, 5 bright teal bags.
+bright teal bags contain 4 clear beige bags.
+posh lavender bags contain 1 drab beige bag, 5 dim salmon bags, 3 light crimson bags.
+drab green bags contain 1 striped brown bag, 1 dull blue bag, 1 plaid coral bag.
+clear coral bags contain 1 faded crimson bag, 4 light silver bags, 1 posh violet bag.
+dark tan bags contain 5 faded brown bags.
+vibrant aqua bags contain 1 light cyan bag, 5 bright brown bags.
+dark blue bags contain 1 dark silver bag.
+drab lime bags contain 3 faded white bags, 5 clear tomato bags, 1 dark turquoise bag.
+faded lavender bags contain 1 bright violet bag, 4 posh gold bags.
+dark orange bags contain 2 striped tan bags.
+plaid orange bags contain 4 dark beige bags, 5 dull lavender bags, 4 striped white bags.
+vibrant chartreuse bags contain 1 faded indigo bag, 4 clear magenta bags, 2 shiny blue bags, 2 dull teal bags.
+dim white bags contain 3 faded white bags, 2 clear teal bags.
+dim cyan bags contain 4 clear olive bags, 4 pale gray bags, 5 plaid bronze bags.
+dotted chartreuse bags contain 1 bright magenta bag, 5 shiny maroon bags.
+dull aqua bags contain 2 drab beige bags.
+clear violet bags contain 3 pale teal bags, 3 posh tomato bags, 1 light silver bag, 2 faded coral bags.
+pale lavender bags contain 1 drab beige bag, 2 dark teal bags.
+clear tomato bags contain 5 muted beige bags, 1 plaid gold bag, 3 vibrant coral bags, 3 shiny silver bags.
+clear cyan bags contain 4 faded lime bags, 2 drab tomato bags.
+striped salmon bags contain 3 dim silver bags.
+wavy silver bags contain 2 drab blue bags, 4 shiny green bags, 3 muted yellow bags.
+dull indigo bags contain 5 mirrored plum bags.
+faded coral bags contain 2 muted olive bags, 4 dark salmon bags.
+muted olive bags contain 5 faded red bags, 1 dim lime bag, 1 striped white bag, 4 dark teal bags.
+dotted plum bags contain 5 plaid blue bags.
+striped cyan bags contain 4 mirrored plum bags, 2 wavy beige bags.
+dotted olive bags contain 3 mirrored gold bags, 4 bright lavender bags, 2 dim turquoise bags.
+plaid green bags contain 5 dark chartreuse bags, 5 mirrored bronze bags, 5 dark beige bags.
+clear chartreuse bags contain 5 posh olive bags, 3 plaid violet bags, 3 mirrored fuchsia bags, 2 light orange bags.
+wavy indigo bags contain 2 shiny teal bags, 3 clear olive bags.
+shiny fuchsia bags contain 5 striped chartreuse bags, 1 light chartreuse bag.
+shiny coral bags contain 4 dotted plum bags, 4 dull orange bags, 3 posh olive bags, 2 dark salmon bags.
+bright black bags contain 5 drab gray bags, 1 vibrant black bag, 3 vibrant salmon bags, 3 dim silver bags.
+bright salmon bags contain 1 shiny plum bag, 4 bright brown bags, 5 pale gray bags, 3 mirrored maroon bags.
+faded yellow bags contain 1 light blue bag, 2 striped white bags, 3 dim lime bags, 4 wavy cyan bags.
+plaid fuchsia bags contain 1 striped blue bag.
+plaid lime bags contain 3 clear bronze bags, 4 dull orange bags, 1 pale aqua bag.
+clear turquoise bags contain 1 posh aqua bag, 5 plaid black bags, 4 vibrant brown bags.
+dull lime bags contain 3 mirrored crimson bags, 1 dotted crimson bag, 2 light lime bags, 2 light gray bags.
+dull gray bags contain 5 bright lavender bags, 3 muted olive bags.
+dotted turquoise bags contain 2 dim olive bags, 1 striped blue bag, 4 clear indigo bags.
+vibrant purple bags contain 4 light olive bags, 4 mirrored salmon bags, 4 muted red bags.
+dark cyan bags contain 2 dim lime bags, 5 light olive bags, 4 muted red bags, 3 drab indigo bags.
+vibrant turquoise bags contain 4 light indigo bags.
+bright bronze bags contain 2 pale green bags, 5 faded gray bags.
+clear maroon bags contain 3 faded coral bags.
+faded purple bags contain 5 plaid plum bags, 3 striped blue bags, 2 vibrant tan bags, 3 dark orange bags.
+light indigo bags contain 2 wavy bronze bags, 5 bright lime bags, 4 drab lime bags, 2 dotted chartreuse bags.
+dotted bronze bags contain 5 faded brown bags, 4 drab silver bags, 3 drab chartreuse bags.
+mirrored lavender bags contain 3 dim salmon bags.
+clear gold bags contain 1 dull plum bag.
+vibrant beige bags contain 5 drab crimson bags.
+dull yellow bags contain 5 mirrored green bags, 4 plaid bronze bags, 5 plaid blue bags, 4 dull orange bags.
+dotted black bags contain 2 dull fuchsia bags, 2 light fuchsia bags, 3 mirrored lavender bags, 1 muted coral bag.
+dotted maroon bags contain 3 plaid coral bags, 5 dotted cyan bags.
+dim tomato bags contain 4 pale tomato bags, 3 striped beige bags.
+wavy violet bags contain 4 mirrored crimson bags, 4 plaid bronze bags, 4 faded turquoise bags, 4 drab chartreuse bags.
+shiny bronze bags contain 3 muted chartreuse bags, 3 drab gold bags.
+faded fuchsia bags contain 1 bright blue bag, 1 dim purple bag, 1 dim magenta bag.
+plaid turquoise bags contain 2 shiny olive bags, 5 dull orange bags, 2 dark fuchsia bags, 3 clear purple bags.
+mirrored teal bags contain 4 drab cyan bags, 2 striped green bags.
+clear purple bags contain 3 dull teal bags, 2 vibrant tan bags, 5 vibrant maroon bags.
+dotted blue bags contain 2 muted white bags, 2 dark green bags, 2 faded purple bags, 2 plaid blue bags.
+light violet bags contain 5 dark salmon bags, 5 striped orange bags.
+light beige bags contain 2 muted chartreuse bags, 4 striped brown bags, 3 wavy maroon bags.
+wavy purple bags contain 4 dark violet bags, 3 drab fuchsia bags, 4 dull lavender bags, 3 drab lime bags.
+light silver bags contain 4 posh brown bags, 3 vibrant crimson bags.
+wavy white bags contain 5 mirrored fuchsia bags, 2 dotted turquoise bags, 5 striped tomato bags.
+striped purple bags contain 4 dull chartreuse bags.
+wavy teal bags contain 1 light chartreuse bag, 3 dark green bags.
+vibrant indigo bags contain 2 dim coral bags.
+pale red bags contain 3 drab cyan bags, 1 muted tan bag.
+dark aqua bags contain 2 faded brown bags, 1 shiny gold bag, 3 light cyan bags, 2 light green bags.
+dotted tan bags contain 2 drab beige bags, 2 faded gray bags.
+faded aqua bags contain 5 faded brown bags.
+drab turquoise bags contain 5 drab teal bags.
+dark turquoise bags contain 2 dim teal bags, 1 dim coral bag, 1 clear beige bag.
+wavy maroon bags contain 1 dim violet bag, 4 clear bronze bags.
+dark gray bags contain 2 bright blue bags.
+mirrored coral bags contain 1 clear lime bag, 1 posh gray bag.
+dim red bags contain 3 plaid aqua bags, 4 plaid salmon bags, 3 pale gray bags, 4 wavy indigo bags.
+dull maroon bags contain 3 light silver bags, 1 dim lime bag, 2 striped silver bags.
+vibrant salmon bags contain 1 dark gray bag, 2 dotted cyan bags, 2 drab gray bags, 3 muted tan bags.
+vibrant lime bags contain no other bags.
+wavy blue bags contain 5 bright maroon bags, 2 dull plum bags, 4 pale magenta bags.
+dim purple bags contain 3 dull indigo bags.
+muted indigo bags contain 5 posh orange bags, 4 dim yellow bags.
+posh gold bags contain 2 clear beige bags, 3 vibrant lime bags.
+plaid purple bags contain 4 faded brown bags, 3 shiny blue bags, 1 faded white bag.
+clear lime bags contain 5 posh aqua bags, 2 posh fuchsia bags, 1 clear teal bag, 4 faded cyan bags.
+bright brown bags contain 5 plaid bronze bags, 4 faded indigo bags.
+striped maroon bags contain 1 faded turquoise bag, 3 drab cyan bags, 5 dark gray bags, 2 pale black bags.
+faded violet bags contain 4 drab crimson bags.
+muted brown bags contain 2 bright tomato bags, 3 dim gold bags, 5 dull blue bags.
+posh magenta bags contain 2 dark fuchsia bags.
+vibrant green bags contain 3 dark fuchsia bags.
+shiny tomato bags contain 2 light turquoise bags, 5 drab green bags, 1 posh gold bag.
+faded olive bags contain 1 shiny purple bag, 4 wavy tan bags, 4 wavy violet bags, 1 muted fuchsia bag.
+mirrored fuchsia bags contain 1 clear brown bag.
+faded magenta bags contain 3 striped white bags, 3 posh tomato bags, 3 striped lime bags.
+dim crimson bags contain 5 mirrored brown bags, 1 faded black bag, 1 dark orange bag.
+dark green bags contain 2 dotted beige bags, 5 plaid blue bags.
+dotted purple bags contain 4 shiny black bags, 1 muted violet bag, 1 drab green bag, 3 faded yellow bags.
+posh turquoise bags contain 3 shiny plum bags.
+muted gray bags contain 4 dull gray bags, 4 posh teal bags, 5 plaid gray bags.
+shiny teal bags contain 2 pale beige bags.
+shiny olive bags contain 1 striped tan bag, 3 mirrored turquoise bags.
+dull white bags contain 2 pale orange bags, 1 dim magenta bag, 4 drab maroon bags.
+drab aqua bags contain 1 wavy red bag.
+dotted teal bags contain 3 shiny green bags, 3 drab beige bags, 1 drab crimson bag.
+light cyan bags contain 2 mirrored green bags, 5 dotted beige bags, 5 faded white bags, 3 mirrored fuchsia bags.
+dim maroon bags contain 1 drab fuchsia bag, 1 mirrored salmon bag.
+mirrored maroon bags contain 4 muted white bags, 2 striped tan bags, 2 dark teal bags.
+dark brown bags contain 1 striped bronze bag, 5 striped plum bags, 3 muted bronze bags, 2 striped lime bags.
+plaid gray bags contain 1 clear brown bag, 5 shiny orange bags, 4 posh bronze bags, 5 light cyan bags.
+dim gold bags contain 4 striped tomato bags, 5 striped fuchsia bags, 4 striped white bags, 1 clear brown bag.
+drab tan bags contain 5 plaid fuchsia bags, 1 dim teal bag, 4 plaid gold bags.
+bright aqua bags contain 4 faded indigo bags, 3 shiny blue bags, 4 posh aqua bags, 5 wavy tan bags.
+pale lime bags contain 4 muted blue bags, 5 wavy purple bags.
+plaid maroon bags contain 2 dim black bags, 1 drab indigo bag.
+wavy gray bags contain 4 drab orange bags.
+drab gold bags contain 1 dark gray bag, 4 pale gold bags.
+plaid teal bags contain 2 dim teal bags, 1 vibrant lavender bag.
+dark salmon bags contain 4 plaid black bags, 2 dim lime bags, 4 pale orange bags, 3 pale beige bags.
+plaid lavender bags contain 3 faded red bags, 2 plaid aqua bags.
+light fuchsia bags contain 3 dim violet bags.
+faded chartreuse bags contain 2 mirrored gold bags, 5 drab gold bags, 3 mirrored salmon bags.
+wavy beige bags contain 2 dotted salmon bags, 4 muted white bags.
+striped tomato bags contain 4 drab cyan bags.
+dotted white bags contain 4 bright green bags, 1 light brown bag.
+muted yellow bags contain 3 dim violet bags, 1 posh aqua bag, 2 muted teal bags.
+light chartreuse bags contain 4 posh aqua bags, 2 dim coral bags.
+muted maroon bags contain 1 mirrored cyan bag, 4 dim olive bags.
+pale yellow bags contain 3 bright olive bags.
+dull bronze bags contain 2 plaid maroon bags, 2 vibrant bronze bags.
+shiny gold bags contain 5 clear brown bags, 5 plaid fuchsia bags, 4 bright teal bags, 1 striped white bag.
+posh crimson bags contain 4 vibrant plum bags.
+clear silver bags contain 5 dim beige bags, 1 dark olive bag.
+striped violet bags contain 5 posh orange bags, 1 vibrant crimson bag.
+muted green bags contain 1 bright crimson bag.
+shiny gray bags contain 4 striped maroon bags, 5 muted plum bags, 2 light chartreuse bags.
+wavy turquoise bags contain 1 pale gold bag.
+clear olive bags contain 4 plaid fuchsia bags.
+drab indigo bags contain 1 clear purple bag, 4 light silver bags, 2 mirrored cyan bags, 2 clear lime bags.
+dim salmon bags contain 1 pale aqua bag, 5 posh fuchsia bags, 4 plaid coral bags, 1 pale orange bag.
+light black bags contain 3 muted chartreuse bags.
+plaid indigo bags contain 3 plaid fuchsia bags, 2 muted tomato bags, 3 muted bronze bags, 1 drab white bag.
+light crimson bags contain 2 striped chartreuse bags, 4 bright teal bags, 3 striped fuchsia bags.
+bright purple bags contain 2 shiny violet bags.
+dark bronze bags contain 3 striped violet bags, 4 clear beige bags.
+dark white bags contain 5 faded white bags, 5 striped fuchsia bags, 2 vibrant lime bags, 5 striped tan bags.
+mirrored orange bags contain 4 wavy aqua bags.
+mirrored cyan bags contain 5 bright bronze bags.
+dull blue bags contain 2 bright brown bags, 2 dim plum bags.
+posh indigo bags contain 1 posh lime bag.
+vibrant brown bags contain 1 bright indigo bag, 2 striped purple bags, 5 mirrored lime bags, 2 plaid plum bags.
+wavy coral bags contain no other bags.
+posh cyan bags contain 1 plaid plum bag, 2 plaid gold bags, 3 shiny plum bags.
+vibrant tan bags contain 5 mirrored turquoise bags, 3 faded gray bags, 5 posh brown bags, 3 clear brown bags.
+mirrored black bags contain 5 striped fuchsia bags, 1 striped tan bag, 3 pale green bags.
+bright olive bags contain 1 bright orange bag, 4 drab gold bags, 3 dim cyan bags, 2 drab plum bags.
+striped blue bags contain 3 dark white bags, 1 clear beige bag, 3 dim olive bags.
+dim turquoise bags contain 4 muted turquoise bags, 1 dotted tomato bag, 4 muted brown bags.
+posh green bags contain 4 dim gray bags, 4 clear brown bags.
+dull magenta bags contain 3 bright plum bags.
+dark red bags contain 2 muted magenta bags, 2 dark beige bags, 2 shiny black bags.
+pale black bags contain 2 striped bronze bags.
+dotted red bags contain 2 striped blue bags, 3 dim violet bags, 3 faded maroon bags.
+dark chartreuse bags contain 5 striped orange bags, 5 dark white bags.
+clear lavender bags contain 2 faded crimson bags, 5 clear purple bags, 3 vibrant tan bags.
+vibrant white bags contain 1 drab crimson bag, 5 dim violet bags.
+drab lavender bags contain 3 clear yellow bags, 5 shiny tan bags.
+wavy cyan bags contain 5 shiny violet bags.
+faded black bags contain 2 posh aqua bags, 5 bright teal bags, 1 posh orange bag, 4 vibrant coral bags.
+mirrored tomato bags contain 3 muted cyan bags, 3 drab brown bags, 1 striped orange bag.
+faded orange bags contain 3 plaid fuchsia bags, 5 mirrored crimson bags, 2 pale aqua bags, 2 dull lavender bags.
+muted salmon bags contain 1 wavy tan bag, 2 muted chartreuse bags, 2 posh green bags, 5 shiny magenta bags.
+pale plum bags contain 4 dull teal bags, 1 striped violet bag, 2 wavy crimson bags, 2 posh violet bags.
+shiny magenta bags contain 3 muted yellow bags, 5 light beige bags, 1 dull white bag, 4 striped lavender bags.
+plaid black bags contain 4 mirrored green bags.
+clear plum bags contain 5 posh violet bags.
+bright silver bags contain 2 dull yellow bags, 3 striped red bags, 3 dotted olive bags, 5 bright salmon bags.
+muted gold bags contain 1 dull olive bag.
+vibrant tomato bags contain 4 shiny blue bags, 1 bright indigo bag.
+dim black bags contain 1 plaid gold bag, 2 muted white bags.
+plaid white bags contain 2 muted cyan bags, 1 mirrored magenta bag, 3 striped red bags, 2 striped violet bags.
+drab maroon bags contain 1 dotted cyan bag, 3 shiny orange bags.
+shiny purple bags contain 3 posh purple bags.
+shiny violet bags contain 3 dark teal bags, 3 shiny olive bags, 4 dull cyan bags, 1 dim plum bag.
+dull chartreuse bags contain 2 bright tan bags, 2 wavy fuchsia bags, 4 bright teal bags, 1 posh violet bag.
+striped fuchsia bags contain 5 dotted beige bags.
+muted lime bags contain 1 vibrant tan bag.
+dotted coral bags contain 5 mirrored magenta bags, 4 wavy blue bags.
+bright turquoise bags contain 5 pale indigo bags.
+bright maroon bags contain 4 plaid salmon bags, 3 wavy coral bags, 4 dull orange bags, 1 pale green bag.
+dim green bags contain 4 posh olive bags, 4 dim white bags, 3 clear orange bags.
+mirrored bronze bags contain 4 mirrored fuchsia bags.
+shiny maroon bags contain 1 wavy maroon bag, 1 drab gray bag, 1 posh white bag.
+wavy olive bags contain 1 muted purple bag, 1 shiny brown bag, 5 faded tomato bags.
+dotted crimson bags contain 2 shiny blue bags, 4 dotted blue bags, 5 vibrant crimson bags.
+mirrored olive bags contain 3 muted bronze bags, 1 drab tomato bag, 3 drab violet bags.
+light aqua bags contain 3 faded cyan bags, 4 shiny white bags.
+clear fuchsia bags contain 3 bright blue bags.
+light green bags contain 2 dim brown bags, 4 drab green bags.
+bright magenta bags contain 1 mirrored turquoise bag, 2 dark fuchsia bags, 5 shiny plum bags.
+pale fuchsia bags contain 4 wavy purple bags, 2 striped salmon bags, 4 pale black bags, 3 dotted teal bags.
+posh tan bags contain 3 plaid purple bags.
+dull tomato bags contain 2 clear salmon bags, 2 striped yellow bags, 5 pale indigo bags.
+bright white bags contain 1 drab white bag, 4 dim violet bags.
+bright gray bags contain 5 muted yellow bags, 5 vibrant crimson bags.
+dull silver bags contain 2 muted purple bags.
+dotted gray bags contain 2 mirrored magenta bags, 1 dark lavender bag, 1 clear blue bag, 4 faded magenta bags.
+wavy gold bags contain 3 mirrored green bags, 5 pale aqua bags.
+shiny plum bags contain 5 plaid blue bags, 2 muted white bags, 5 pale gray bags, 2 faded indigo bags.
+posh plum bags contain 4 wavy magenta bags, 3 mirrored plum bags.
+clear bronze bags contain 4 bright aqua bags, 4 dim white bags, 4 plaid blue bags, 5 plaid black bags.
+vibrant teal bags contain 2 light violet bags, 4 clear orange bags, 1 shiny plum bag, 1 light cyan bag.
+clear red bags contain 2 drab tan bags.
+striped coral bags contain 1 shiny olive bag, 1 dark teal bag, 3 dark white bags.
+striped aqua bags contain 4 wavy teal bags, 2 dull chartreuse bags, 3 mirrored cyan bags, 5 plaid gray bags.
+drab purple bags contain 1 faded fuchsia bag, 5 dull chartreuse bags, 1 light white bag, 5 posh gold bags.
+mirrored brown bags contain 5 bright aqua bags, 5 shiny blue bags, 5 dotted blue bags, 1 posh fuchsia bag.
+dim gray bags contain 4 vibrant chartreuse bags, 5 clear beige bags, 1 shiny orange bag, 5 light chartreuse bags.
+mirrored purple bags contain 3 shiny gold bags, 4 plaid aqua bags, 4 wavy gold bags.
+drab black bags contain 4 faded aqua bags.
+pale tomato bags contain 3 vibrant gold bags, 2 dotted cyan bags, 3 wavy brown bags, 5 bright violet bags.
+muted plum bags contain 5 dull white bags, 5 drab chartreuse bags, 4 clear gray bags.
+bright lime bags contain 1 light chartreuse bag.
+light yellow bags contain 1 vibrant teal bag, 1 dull teal bag.
+dark fuchsia bags contain 3 dim plum bags, 5 faded purple bags.
+dim blue bags contain 5 striped coral bags, 3 drab fuchsia bags, 5 drab salmon bags.
+posh orange bags contain 2 pale gray bags, 4 plaid bronze bags, 5 vibrant tan bags.
+striped beige bags contain 3 mirrored crimson bags, 3 muted fuchsia bags.
+dim fuchsia bags contain 5 clear white bags.
+dull orange bags contain 2 striped crimson bags, 2 dark white bags, 1 dark turquoise bag, 3 shiny olive bags.
+drab fuchsia bags contain 3 dark crimson bags, 5 clear magenta bags, 5 faded brown bags.
+dim tan bags contain 3 dull indigo bags, 3 clear magenta bags.
+clear green bags contain 3 bright blue bags, 4 clear teal bags, 2 pale indigo bags.
+shiny black bags contain 1 mirrored brown bag.
+pale maroon bags contain 2 faded lime bags, 2 wavy red bags, 1 dark orange bag.
+faded crimson bags contain 1 posh aqua bag, 5 bright brown bags, 4 dull teal bags, 4 striped orange bags.
+muted tan bags contain 2 pale gold bags, 3 striped magenta bags, 5 plaid gold bags, 5 striped fuchsia bags.
+light turquoise bags contain 2 dull plum bags.
+dull lavender bags contain 3 dark green bags, 3 light brown bags, 2 posh fuchsia bags, 5 posh bronze bags.
+pale olive bags contain 5 striped blue bags, 1 striped coral bag, 2 muted white bags.
+dark crimson bags contain 1 bright red bag.
+vibrant gray bags contain 1 clear coral bag, 4 posh aqua bags, 5 clear brown bags, 5 dull chartreuse bags.
+plaid tan bags contain 2 bright coral bags, 3 wavy salmon bags.
+bright crimson bags contain 4 clear indigo bags, 3 dim plum bags, 4 posh brown bags.
+dotted magenta bags contain 5 bright lime bags, 2 dotted coral bags.
+posh aqua bags contain 5 vibrant lime bags, 5 plaid fuchsia bags.
+striped turquoise bags contain 5 pale lavender bags.
+pale chartreuse bags contain 4 mirrored tan bags, 5 mirrored black bags.
+pale tan bags contain 4 plaid beige bags, 3 light tomato bags, 1 dark tan bag, 4 faded lime bags.
+wavy plum bags contain 5 dark crimson bags, 4 dim black bags.
+posh brown bags contain 3 dark teal bags, 5 striped white bags.
+mirrored tan bags contain 3 clear maroon bags, 4 mirrored green bags, 1 dotted red bag, 1 wavy aqua bag.
+dotted fuchsia bags contain 3 clear lime bags, 2 dim plum bags, 2 bright salmon bags, 5 faded violet bags.
+drab cyan bags contain 4 striped coral bags, 5 faded gray bags, 2 posh orange bags.
+light red bags contain 5 faded black bags.
+plaid yellow bags contain 3 striped green bags, 4 striped olive bags, 1 mirrored lavender bag.
+muted black bags contain 2 muted turquoise bags, 3 wavy bronze bags, 5 wavy teal bags.
+plaid silver bags contain 2 drab maroon bags, 2 wavy maroon bags, 5 dark tan bags.
+dark coral bags contain 1 posh bronze bag, 5 bright coral bags.
+bright violet bags contain 3 posh brown bags, 4 pale orange bags, 2 muted olive bags, 2 posh orange bags.
+pale silver bags contain 3 pale fuchsia bags, 4 bright cyan bags.
+dim plum bags contain 1 faded brown bag.
+mirrored red bags contain 3 dull magenta bags, 2 light gold bags.
+posh beige bags contain 5 plaid turquoise bags, 3 clear bronze bags, 5 plaid silver bags.
+faded silver bags contain 4 muted violet bags, 3 muted tomato bags, 1 bright yellow bag.
+dim coral bags contain 1 faded brown bag, 4 drab cyan bags, 1 shiny olive bag.
+drab beige bags contain 5 mirrored fuchsia bags, 1 faded brown bag.
+dark purple bags contain 1 striped tan bag, 2 light maroon bags.
+drab magenta bags contain 4 dim silver bags, 4 mirrored silver bags, 5 muted tomato bags.
+muted orange bags contain 5 dim olive bags, 5 pale brown bags, 2 mirrored black bags, 3 posh green bags.
+dotted aqua bags contain 2 faded turquoise bags, 4 light yellow bags, 4 dotted lavender bags.
+pale salmon bags contain 4 light cyan bags, 4 bright plum bags.
+bright red bags contain 3 bright coral bags, 4 clear brown bags, 1 bright teal bag.
+striped lime bags contain 5 bright yellow bags, 1 drab maroon bag, 5 muted silver bags.
+clear magenta bags contain 5 light teal bags, 5 dotted cyan bags, 1 pale orange bag.
+dull beige bags contain 1 posh cyan bag, 5 dark orange bags, 3 pale cyan bags, 5 drab salmon bags.
+striped chartreuse bags contain 4 wavy maroon bags.
+pale gray bags contain 1 plaid black bag.
+dull black bags contain 3 dull brown bags.
+dotted green bags contain 3 shiny maroon bags.
+faded turquoise bags contain 2 dark violet bags.
+wavy green bags contain 5 light gray bags, 5 vibrant lime bags.
+light maroon bags contain 2 dotted teal bags, 3 striped fuchsia bags.
+striped indigo bags contain 2 dim crimson bags.
+shiny green bags contain 5 mirrored cyan bags, 5 faded red bags, 1 light silver bag, 4 mirrored black bags.
+clear indigo bags contain 2 faded gray bags, 2 mirrored green bags.
+vibrant magenta bags contain 4 muted silver bags, 3 bright crimson bags.
+mirrored violet bags contain 1 dull blue bag.
+clear yellow bags contain 1 plaid purple bag, 2 vibrant crimson bags, 3 faded white bags, 4 plaid gold bags.
+light white bags contain 4 clear magenta bags, 4 drab green bags, 2 clear chartreuse bags.
+striped brown bags contain 4 drab gold bags, 4 plaid red bags, 2 dim coral bags, 4 dim teal bags.
+pale crimson bags contain 4 dim green bags, 2 striped crimson bags, 1 striped coral bag, 3 dark salmon bags.
+dull olive bags contain 1 striped yellow bag, 2 bright aqua bags.
+dark olive bags contain 2 faded indigo bags, 4 dim orange bags, 5 shiny silver bags, 5 dotted turquoise bags.
+drab chartreuse bags contain 1 shiny olive bag, 1 posh tomato bag, 1 dark turquoise bag.
+pale green bags contain 3 pale gray bags, 1 dim violet bag, 3 striped crimson bags, 3 faded cyan bags.
+light gray bags contain 2 pale white bags, 1 dark beige bag, 1 clear purple bag.
+plaid olive bags contain 5 drab aqua bags, 1 plaid bronze bag, 4 clear brown bags.
+mirrored indigo bags contain 3 striped bronze bags, 3 faded green bags, 2 dotted green bags, 3 dull olive bags.
+wavy brown bags contain 4 pale maroon bags.
+shiny lime bags contain 2 posh gold bags, 5 posh black bags.
+mirrored silver bags contain 4 pale cyan bags, 1 bright bronze bag, 1 mirrored blue bag.
+shiny red bags contain 2 wavy purple bags, 5 drab yellow bags.
+light coral bags contain 2 pale gold bags.
+posh olive bags contain 2 bright aqua bags.
+striped black bags contain 3 bright blue bags, 1 light salmon bag, 1 mirrored salmon bag.
+dotted lime bags contain 5 muted indigo bags, 2 striped coral bags, 1 shiny orange bag, 4 dim black bags.
+wavy fuchsia bags contain 4 clear magenta bags.
+light plum bags contain 3 shiny maroon bags.
+shiny brown bags contain 1 faded brown bag, 5 light teal bags.
+clear tan bags contain 3 dark teal bags, 2 bright plum bags.
+pale violet bags contain 1 clear turquoise bag, 4 dark tan bags, 3 muted green bags, 3 posh magenta bags.
+plaid coral bags contain 2 faded red bags, 1 faded indigo bag, 4 striped blue bags, 5 vibrant maroon bags.
+drab red bags contain 3 mirrored white bags, 5 drab tomato bags, 3 vibrant chartreuse bags, 2 faded crimson bags.
+wavy chartreuse bags contain 1 bright brown bag, 2 vibrant aqua bags, 2 drab teal bags.
+dull turquoise bags contain 1 dotted chartreuse bag, 1 wavy lime bag, 1 faded gold bag.
+wavy tomato bags contain 4 bright orange bags, 4 shiny fuchsia bags, 1 bright gray bag, 1 posh violet bag.
+mirrored lime bags contain 1 vibrant salmon bag, 5 dull white bags, 5 dotted lavender bags, 1 dull yellow bag.
+muted white bags contain 4 muted olive bags, 3 mirrored green bags, 2 striped coral bags.
+muted red bags contain 3 pale indigo bags, 2 dim violet bags, 2 bright red bags.
+dotted lavender bags contain 1 clear indigo bag, 5 muted cyan bags, 5 plaid gray bags, 2 plaid aqua bags.
+light lavender bags contain 3 drab tomato bags, 1 wavy tan bag, 1 muted magenta bag, 1 striped magenta bag.
+faded gray bags contain 4 faded cyan bags.
+dark plum bags contain 5 dim violet bags, 1 light teal bag, 3 faded brown bags, 1 plaid gold bag.
+vibrant bronze bags contain 1 drab gray bag, 2 faded gray bags.
+clear white bags contain 2 dark fuchsia bags, 2 dark gray bags.
+pale beige bags contain 1 mirrored fuchsia bag.
+bright chartreuse bags contain 3 clear crimson bags.
+drab gray bags contain 2 faded gray bags, 4 posh orange bags, 3 dull teal bags, 4 shiny plum bags.
+wavy black bags contain 1 pale maroon bag.
+dark beige bags contain 1 faded gray bag.
+dark violet bags contain 1 muted tan bag, 5 faded brown bags, 3 plaid black bags.
+dim beige bags contain 1 dotted turquoise bag, 5 dim teal bags, 3 mirrored crimson bags.
+posh silver bags contain 3 striped orange bags, 4 posh teal bags.
+muted cyan bags contain 2 drab salmon bags, 1 pale olive bag, 2 dark plum bags.
+dark indigo bags contain 2 dim magenta bags, 3 bright orange bags, 4 clear white bags.
+dull violet bags contain 2 pale bronze bags, 2 mirrored blue bags.
+pale teal bags contain 5 striped maroon bags, 3 pale gray bags.
+bright green bags contain 4 drab green bags, 3 drab indigo bags, 5 dull blue bags.
+posh violet bags contain 5 wavy white bags.
+clear brown bags contain no other bags.
diff --git a/day8.hs b/day8.hs
new file mode 100644
index 0000000..cca8948
--- /dev/null
+++ b/day8.hs
@@ -0,0 +1,114 @@
+{-# LANGUAGE FlexibleContexts #-}
+
+import qualified Data.Vector as V
+import Text.Parsec
+
+data Op = Acc Int
+        | Jmp Int
+        | Nop Int
+        deriving Show
+
+main :: IO ()
+main = do
+  raw <- readFile "day8.txt"
+  let ops = V.fromList $ zip (repeat False)
+              $ validate $ map (parse lineP []) $ lines raw
+      ansA = solveA ops
+      ansB = solveB ops
+   in do
+     putStrLn $ "day8a: " ++ (show ansA)
+     putStrLn $ "day8b: " ++ (show ansB)
+
+solveA :: V.Vector (Bool, Op) -> Int
+solveA ops = runMachineA ops 0 0
+
+solveB :: V.Vector (Bool, Op) -> Int
+solveB ops = case testSwaps ops 0 of
+               Nothing -> error "unsolvable?"
+               Just x -> x
+
+runMachineA :: V.Vector (Bool, Op) -> Int -> Int -> Int
+runMachineA ops pc ac = do
+  let (check,op) = ops V.! pc
+   in case check of
+    True -> ac
+    _ -> do
+      let nac = case op of
+                  (Acc x) -> ac + x
+                  _ -> ac
+          npc = case op of
+                  (Jmp y) -> pc + y
+                  _ -> succ pc
+          nops = ops V.// [(pc, (True, op))]
+        in runMachineA nops npc nac
+
+swapOp :: V.Vector (Bool, Op) -> Int -> Maybe (V.Vector (Bool, Op))
+swapOp ops ind =
+  case op of
+    (Acc _) -> Nothing
+    (Nop x) -> Just $ ops V.// [(ind, (check, Jmp x))]
+    (Jmp x) -> Just $ ops V.// [(ind, (check, Nop x))]
+  where
+    (check,op) = ops V.! ind
+
+testSwaps :: V.Vector (Bool, Op) -> Int -> Maybe Int
+testSwaps ops ind
+  | ind >= V.length ops = Nothing
+  | otherwise =
+    case res of
+      Nothing -> testSwaps ops $ succ ind
+      (Just nops) -> case (runMachineB nops 0 0) of
+                       Nothing -> testSwaps ops $ succ ind
+                       x -> x
+
+  where
+    res = swapOp ops ind
+
+runMachineB :: V.Vector (Bool, Op) -> Int -> Int -> Maybe Int
+runMachineB ops pc ac =
+  if pc == V.length ops
+  then Just ac
+  else do
+  let (check,op) = ops V.! pc
+   in case check of
+    True -> Nothing
+    _ -> do
+      let nac = case op of
+                  (Acc x) -> ac + x
+                  _ -> ac
+          npc = case op of
+                  (Jmp y) -> pc + y
+                  _ -> succ pc
+          nops = ops V.// [(pc, (True, op))]
+        in runMachineB nops npc nac
+
+validate :: [Either ParseError Op] -> [Op]
+validate [] = []
+validate ((Left _):_) = error "invalid input"
+validate ((Right b):bs) = b:(validate bs)
+
+lineP :: Parsec String () Op
+lineP = do
+  o <- opP
+  whitespaces
+  i <- intP
+  whitespaces
+  eof
+  return $ o i
+
+intP :: Parsec String () Int
+intP = do
+  s <- oneOf ['+','-']
+  v <- many1 digit
+  return $ (if s == '-' then -1 else 1) * (read v)
+
+opP :: Parsec String () (Int -> Op)
+opP = do
+  o <- (string "acc") <|> (string "jmp") <|> (string "nop")
+  case o of
+    "acc" -> return Acc
+    "jmp" -> return Jmp
+    _ -> return Nop
+
+whitespaces :: Parsec String () String
+whitespaces = many $ char ' '
diff --git a/day8.txt b/day8.txt
new file mode 100644
index 0000000..5ef799e
--- /dev/null
+++ b/day8.txt
@@ -0,0 +1,626 @@
+acc +48
+nop +308
+acc +33
+acc +48
+jmp +379
+acc +27
+acc +23
+acc +29
+acc +3
+jmp +326
+acc -12
+nop +248
+nop +146
+jmp +293
+acc +8
+acc -16
+acc +18
+jmp +255
+jmp +390
+jmp +442
+acc +38
+jmp +451
+jmp +499
+acc +41
+acc +44
+nop +298
+acc +31
+jmp +337
+acc -3
+acc +34
+nop +266
+acc -19
+jmp +281
+jmp +232
+acc -9
+acc +25
+acc -8
+nop +228
+jmp +79
+jmp +58
+acc +38
+nop +318
+jmp +17
+acc +44
+jmp +298
+acc -4
+jmp +196
+jmp +249
+acc -9
+acc -3
+acc +17
+jmp +556
+jmp +1
+acc -15
+jmp +166
+acc +23
+acc +10
+acc +39
+jmp +475
+acc +28
+jmp +41
+jmp +322
+acc +48
+acc -11
+acc -13
+acc +12
+jmp +92
+jmp +1
+acc +9
+jmp -26
+acc +4
+acc -8
+nop +484
+acc -14
+jmp +526
+acc -13
+acc -2
+acc -13
+jmp +419
+acc +22
+acc -17
+jmp +1
+jmp +151
+acc +3
+acc +2
+acc -13
+acc -11
+jmp +352
+acc +24
+jmp -27
+nop +206
+acc +22
+nop +225
+jmp +360
+acc +48
+jmp +105
+jmp +80
+acc -16
+jmp +89
+acc +0
+jmp +339
+acc +37
+acc +41
+nop +156
+jmp +452
+jmp +208
+nop +60
+jmp +155
+acc -16
+jmp +274
+nop -77
+acc -16
+acc +21
+jmp +508
+acc -7
+acc -1
+jmp -83
+acc -11
+jmp +28
+acc +3
+acc +32
+acc -18
+jmp -89
+acc +4
+acc -14
+acc -1
+acc +33
+jmp -75
+nop +185
+acc +8
+acc +22
+acc +26
+jmp +164
+acc -19
+jmp +260
+jmp +174
+acc +2
+acc +34
+jmp -120
+acc -15
+acc +48
+jmp +165
+acc +5
+nop +240
+jmp -121
+jmp +114
+jmp -36
+nop +432
+jmp +1
+acc -18
+jmp +429
+acc +44
+nop +110
+jmp +198
+acc -18
+acc +32
+acc +41
+jmp +102
+nop +177
+acc +35
+acc +24
+acc +46
+jmp +121
+acc +20
+jmp +1
+jmp +407
+jmp +1
+acc +35
+acc +46
+nop -18
+jmp +6
+jmp +422
+acc -19
+jmp -85
+acc +33
+jmp -116
+nop +79
+jmp +284
+acc +3
+acc +49
+nop +317
+jmp +6
+acc +6
+jmp +295
+nop -141
+acc -4
+jmp -44
+nop +155
+acc +48
+acc -17
+jmp +188
+acc +22
+jmp +286
+nop +103
+acc -2
+acc +45
+jmp +20
+acc +21
+acc +37
+jmp +235
+jmp +42
+acc -11
+nop -15
+acc -5
+jmp +235
+jmp +178
+acc +12
+acc -15
+jmp +25
+acc +9
+acc +11
+nop +389
+acc +50
+jmp +146
+acc +26
+jmp +144
+acc -14
+jmp +304
+nop +254
+jmp +337
+jmp +17
+jmp +1
+acc +6
+acc -4
+acc +42
+jmp +117
+acc +25
+acc +50
+acc +45
+jmp -112
+acc +14
+acc +27
+jmp +347
+nop +15
+jmp +14
+acc +29
+jmp +236
+jmp -71
+acc -11
+acc +21
+nop +32
+jmp -162
+acc -15
+jmp +322
+acc -4
+acc +16
+jmp +1
+jmp +100
+jmp +1
+jmp -77
+acc +21
+nop -199
+acc +49
+acc -1
+jmp -231
+jmp +230
+acc -19
+jmp +1
+jmp -49
+jmp -11
+acc +6
+jmp -110
+jmp +331
+acc +44
+jmp +292
+acc -7
+acc -18
+acc +50
+jmp +221
+acc +33
+acc +7
+jmp -45
+jmp +342
+acc -19
+acc +36
+acc +15
+jmp -229
+nop -5
+jmp +57
+acc +26
+acc +43
+nop -175
+jmp +82
+acc +45
+jmp -161
+acc -16
+acc +35
+acc +46
+acc +43
+jmp +1
+nop +195
+acc +39
+acc +27
+acc +32
+jmp +227
+jmp -272
+nop +201
+acc +6
+acc +13
+acc +12
+jmp -177
+acc -9
+acc +46
+nop +199
+acc -1
+jmp +1
+jmp +3
+acc +42
+jmp +75
+jmp +305
+acc +49
+acc -16
+jmp -92
+acc +3
+nop +279
+jmp +54
+jmp +31
+acc +50
+jmp -125
+acc +21
+nop -178
+acc +40
+jmp +193
+acc +39
+acc -5
+jmp +261
+nop -3
+acc -13
+jmp -310
+acc +6
+acc -17
+acc +12
+acc +38
+jmp +267
+jmp -311
+acc -2
+jmp -7
+nop +77
+acc -2
+acc +39
+acc -16
+jmp +10
+nop +59
+jmp -296
+acc -4
+acc +41
+jmp -249
+acc +43
+nop +35
+jmp +95
+jmp +171
+acc +10
+nop +169
+acc -17
+jmp +47
+acc +49
+acc +38
+nop +199
+jmp +249
+jmp -53
+nop -194
+acc +19
+acc +18
+jmp -16
+acc +33
+jmp +194
+nop -194
+acc +49
+jmp +85
+acc +50
+nop -318
+acc -7
+jmp -49
+acc -6
+acc +48
+acc -13
+acc -14
+jmp +67
+acc +12
+acc +19
+acc +3
+jmp -371
+jmp -149
+acc +49
+nop -202
+jmp -315
+acc -6
+jmp -171
+acc -7
+jmp +113
+acc +34
+acc +36
+acc +17
+jmp -97
+acc +3
+jmp -244
+acc +25
+acc +30
+acc +25
+acc -19
+jmp +44
+nop +84
+jmp +124
+nop +17
+acc -11
+acc -8
+acc +4
+jmp +193
+jmp -388
+acc +36
+acc +17
+jmp +1
+acc -5
+jmp +166
+acc +39
+acc -10
+jmp -280
+acc +15
+jmp +1
+jmp -396
+jmp +113
+acc +37
+acc +13
+jmp -35
+nop +109
+acc +8
+acc +6
+acc +19
+jmp +39
+jmp +1
+jmp +1
+acc +39
+acc -14
+jmp -291
+acc +39
+acc +31
+jmp -231
+acc +41
+jmp -55
+nop -167
+jmp +105
+acc -8
+acc +34
+jmp -114
+nop +58
+jmp +1
+nop -270
+acc +31
+jmp -135
+acc +8
+acc +33
+jmp +1
+jmp -64
+acc +24
+acc +16
+jmp +117
+acc +35
+acc -11
+nop +44
+acc +18
+jmp +1
+jmp +88
+acc +29
+nop +34
+jmp +1
+nop -118
+jmp -404
+jmp -144
+acc -12
+nop -372
+acc -14
+jmp -209
+acc +12
+jmp +1
+acc -1
+jmp +132
+nop -93
+jmp -130
+acc +23
+acc +30
+acc +3
+jmp -209
+nop -381
+acc -19
+jmp +23
+nop +87
+jmp -277
+acc +39
+jmp -391
+acc +14
+acc +18
+acc +24
+nop -459
+jmp -267
+acc +35
+nop +84
+jmp -231
+acc +5
+acc +0
+acc +45
+jmp -210
+jmp -211
+acc +7
+acc +8
+nop -249
+jmp -8
+jmp -105
+nop -455
+acc -19
+acc +36
+jmp -368
+acc +33
+acc +10
+acc +9
+jmp -259
+nop +41
+acc -14
+acc +2
+jmp -336
+acc +46
+jmp -261
+nop -284
+acc +21
+nop -154
+jmp -485
+jmp -505
+acc +32
+nop -327
+acc +1
+nop +43
+jmp -23
+acc -7
+jmp -88
+acc +10
+jmp -440
+acc +12
+jmp -430
+jmp +1
+acc +46
+nop -105
+jmp -87
+acc +49
+acc -10
+acc -6
+jmp -411
+jmp -268
+acc +35
+acc +15
+jmp +45
+acc -14
+acc +0
+jmp -234
+nop -67
+acc +32
+acc +1
+jmp -476
+jmp -297
+nop -274
+jmp -435
+acc +36
+acc -2
+acc +33
+acc +9
+jmp -26
+jmp +50
+acc +23
+jmp -172
+jmp +1
+acc +34
+acc +32
+acc -4
+jmp -312
+acc -11
+acc +26
+jmp -150
+acc +41
+nop -79
+acc +25
+jmp -76
+acc -2
+acc +29
+acc +12
+jmp -549
+nop -357
+nop -438
+jmp -320
+acc +7
+acc -6
+jmp -149
+nop -74
+acc +7
+acc +45
+jmp -383
+acc -8
+acc +5
+acc +12
+jmp -463
+acc -17
+acc +5
+jmp -34
+jmp +1
+acc +18
+jmp -523
+acc +38
+acc +35
+nop -222
+jmp -424
+nop -365
+jmp -188
+acc +0
+acc +7
+nop -167
+acc +27
+jmp -351
+acc +26
+jmp -201
+nop -208
+nop -466
+acc +50
+nop -531
+jmp -273
+acc +21
+acc +25
+nop -397
+acc +29
+jmp +1
diff --git a/day9.hs b/day9.hs
new file mode 100644
index 0000000..347b84f
--- /dev/null
+++ b/day9.hs
@@ -0,0 +1,40 @@
+main :: IO ()
+main = do
+  raw <- readFile "day9.txt"
+  let nums = (map read $ lines raw) :: [Int]
+      ansA = solveA nums
+      ansB = solveB ansA nums
+   in do
+     putStrLn $ "day9a: " ++ (show ansA)
+     putStrLn $ "day9b: " ++ (show ansB)
+
+solveA :: [Int] -> Int
+solveA nums = runWindow' (take 25 nums) (drop 25 nums)
+
+solveB :: Int -> [Int] -> Int
+solveB t nums = (maximum ans) + (minimum ans)
+  where
+    ans = testRuns t nums
+
+runWindow' :: [Int] -> [Int] -> Int
+runWindow' _ [] = error "reached end of stream"
+runWindow' win (n:ns) =
+  if n `elem` ws
+  then runWindow' ((tail win) ++ [n]) ns
+  else n
+  where
+    ws = [ x+y | x <- ls, y <- ls, x /= y ]
+    ls = filter (<= (n - (minimum win))) win
+
+findRun :: Int -> [Int] -> Int -> [Int] -> Maybe [Int]
+findRun _ _ _ [] = Nothing
+findRun t a r (l:ls)
+  | r + l == t = Just (l:a)
+  | r + l > t = Nothing
+  | otherwise = findRun t (l:a) (r + l) ls
+
+testRuns :: Int -> [Int] -> [Int]
+testRuns _ [] = error "no answer"
+testRuns t ls = case (findRun t [] 0 ls) of
+                  Nothing -> testRuns t (tail ls)
+                  Just x -> x
diff --git a/day9.txt b/day9.txt
new file mode 100644
index 0000000..24b0baf
--- /dev/null
+++ b/day9.txt
@@ -0,0 +1,1000 @@
+34
+15
+45
+16
+30
+43
+36
+21
+32
+18
+14
+31
+47
+41
+22
+39
+9
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+6
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+4
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+8
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+17
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+28
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+13
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diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..8eea272
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,43 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1605370193,
+        "narHash": "sha256-YyMTf3URDL/otKdKgtoMChu4vfVL3vCMkRqpGifhUn0=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5021eac20303a61fafe17224c087f5519baed54d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1607348767,
+        "narHash": "sha256-3ci3OKIQnYHDoeyCWJbV/H3sScLJewhWeW5qjLHENLQ=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "3a02dc9edb283beb9580c9329f242ad705a721c3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-20.09",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..e253784
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,17 @@
+{
+  description = "ghc with plugins for aoc";
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-20.09";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+  outputs = { self, nixpkgs, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem
+      (system:
+        let pkgs = nixpkgs.legacyPackages.${system}; in
+        {
+          defaultPackage = pkgs.haskellPackages.ghcWithPackages
+            (hpkgs: with hpkgs; [
+              vector
+            ]);
+        });
+}