Hello!
I am learning Haskell according to the Yet Another Haskell Tutorial by Hal
Daume Ill.
One of the exercises involves
a) asking the user to enter several numbers (while the end of the sequence is
indicated by entering 0)
b) calculate the sum of those numbers.
The program given below tries
Dmitri Pissarenko [EMAIL PROTECTED] writes:
a) asking the user to enter several numbers (while the end of the sequence is
indicated by entering 0)
b) calculate the sum of those numbers.
...
Here is a corrected version:
module Main where
import IO
Delete this.
main = do
comments inline...
module Main
where
import IO
main = do
hSetBuffering stdin LineBuffering
words - askForNumbers
printWords words
map read words
putStrLn The sum is
foldl (+) 0 words
as you noted map read words is a problematic line. The
Thanks all for the help!
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On 09/01/2005, at 5:49 PM, Sean Seefried wrote:
I have managed to build package GHC *and* load it into GHCi.
Initially this did not work. When I loaded up ghci with the -package
ghc flag I was assaulted with the following error message.
GHCi runtime linker: fatal error: I found a duplicate
