C:\ghc\ghc-6.4\code>ghc --make FET.hs -o FET.exe
Chasing modules from: FET.hs
Compiling FishersExactTest ( ./FishersExactTest.hs, ./FishersExactTest.o )
Compiling Main             ( FET.hs, FET.o )
Linking ...

C:\ghc\ghc-6.4\code>FET
989 9400 43400 2400
^Z
1%1
C:\ghc\ghc-6.4\code>echo 989 9400 43400 2400 | FET
1%1