From 8f8a27829101c7dad97a9ed9563d5a2393a3bba4 Mon Sep 17 00:00:00 2001
From: Thierry Parmentelat <thierry.parmentelat@inria.fr>
Date: Sat, 5 Dec 2020 10:06:29 +0100
Subject: [PATCH] add missing exo in git

---
 exercises/checkers.py | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 exercises/checkers.py

diff --git a/exercises/checkers.py b/exercises/checkers.py
new file mode 100644
index 00000000..116eb360
--- /dev/null
+++ b/exercises/checkers.py
@@ -0,0 +1,32 @@
+# pylint: disable=c0111
+import numpy as np
+
+from nbautoeval import Args, ExerciseFunctionNumpy, ImshowRenderer
+
+
+# @BEG@ name=checkers
+def checkers(size):
+    """
+    Un damier
+    le coin (0, 0) vaut 0
+    """
+    I, J = np.indices((size, size))
+    return (I + J) % 2
+# @END@
+
+
+checkers_inputs = [
+    Args(3),
+    Args(1),
+    Args(0),
+    Args(2),
+    Args(4),
+]
+
+
+exo_checkers = ExerciseFunctionNumpy(
+    checkers,
+    checkers_inputs,
+    nb_examples=2,
+    result_renderer=ImshowRenderer(css_width="100px", cmap='gray'),
+)