diff --git a/homeworks_basic/assignment0_01_knn/k_nearest_neighbor.py b/homeworks_basic/assignment0_01_knn/k_nearest_neighbor.py
index 57cc0c6ef..1a0e6c33e 100644
--- a/homeworks_basic/assignment0_01_knn/k_nearest_neighbor.py
+++ b/homeworks_basic/assignment0_01_knn/k_nearest_neighbor.py
@@ -75,7 +75,7 @@ def compute_distances_two_loops(self, X):
                 # not use a loop over dimension, nor use np.linalg.norm().          #
                 #####################################################################
                 # *****START OF YOUR CODE (DO NOT DELETE/MODIFY THIS LINE)*****
-
+                pass
                 # *****END OF YOUR CODE (DO NOT DELETE/MODIFY THIS LINE)*****
         return dists