Author
anonymous
over 5 years ago
Haskell
ghc 8.4.2
$ ghc prog.hs -o prog.exe -Wall
[1 of 1] Compiling Main ( prog.hs, prog.o ) Linking prog.exe ... 1 prog.exe: prog.hs:8:9-20: Irrefutable pattern failed for pattern Just i
[1 of 1] Compiling Main ( prog.hs, prog.o ) Linking prog.exe ...
1
prog.exe: prog.hs:8:9-20: Irrefutable pattern failed for pattern Just i