content: import Criterion.Main
  
  splitUp filename = readFile filename >>= return . words
  
  -- Timing using criterion
  main = defaultMain 
    [ bgroup "splitUp" 
      [ bench "big" $ nfIO $ splitUp "big.txt" 
      , bench "small" $ nfIO $ splitUp "small.txt" ] ]
  
  
  {-
  
  warming up
  estimating clock resolution...
  mean is 1.082787 us (640001 iterations)
  found 42320 outliers among 639999 samples (6.6%)
    1860 (0.3%) low severe
    40460 (6.3%) high severe
  estimating cost of a clock call...
  mean is 33.40185 ns (10 iterations)
  found 2 outliers among 10 samples (20.0%)
    1 (10.0%) high mild
    1 (10.0%) high severe
  
  benchmarking splitUp/big
  collecting 100 samples, 1 iterations each, in estimated 65.46450 s
  mean: 656.1964 ms, lb 655.5417 ms, ub 657.1513 ms, ci 0.950
  std dev: 4.018375 ms, lb 3.073741 ms, ub 5.746751 ms, ci 0.950
  
  benchmarking splitUp/small
  mean: 15.33773 us, lb 15.16429 us, ub 15.56298 us, ci 0.950
  std dev: 1.010893 us, lb 823.5281 ns, ub 1.277931 us, ci 0.950
  found 8 outliers among 100 samples (8.0%)
    5 (5.0%) high mild
    3 (3.0%) high severe
  variance introduced by outliers: 61.572%
  variance is severely inflated by outliers
  
  -}
  