Add import to the README example

This commit is contained in:
Maciej Bendkowski 2022-04-01 09:36:06 +02:00
parent e5c44c1848
commit 17d19f6b21

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@ -19,6 +19,8 @@ inhabitants of user-declared algebraic data types. For instance, given the
following `BinTree` data type
```hs
import Data.Boltzmann
data BinTree
= Leaf
| Node BinTree BinTree