fork download
copy 
  1. insideSum :: (Float, Float) -> Float
  2. insideSum (a,b) = a + b
  3.  
  4. sumTuple :: [(Float, Float)] -> Float
  5. sumTuple [] = 0
  6. sumTuple (x:xs) = insideSum x + sumTuple xs
  7.  
  8. main = insideSum(2.0,1.1)
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
Standard input is empty
compilation info 
[1 of 1] Compiling Main             ( prog.hs, prog.o )

prog.hs:8:0:
    Couldn't match expected type `IO a' against inferred type `Float'
    In the first argument of `GHC.TopHandler.runMainIO', namely `main'
    When checking the type of the function `main'
stdout
copy 
Standard output is empty
https://ideone.com/FULfD
language:
Haskell (ghc 8.4.4)
created:
14 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!