--- demo/a.py	2024-05-01 23:37:32.276910822 +0200
+++ demo/b.py	2024-05-01 23:36:59.536862356 +0200
@@ -4,4 +4,5 @@
     assert euclidean(1, 0) == 1
     assert euclidean(1, 1) == 1
+    assert euclidean(100, 10) == 10
 
 @pytest.mark.parametrize("a, b, expected", [(0, 0, 0), (0, 1, 1), (1, 0, 1), (1, 1, 1)])
@@ -9,2 +10,6 @@
     assert gcd(a, b) == expected
 
+@pytest.mark.parametrize("a, b, expected", [(0, 0, 0), (0, 1, 1), (1, 0, 1), (1, 1, 1), (100, 10, 10)])
+def test_lcm(a, b):
+    assert lcm(a, b) == expected
+
