diff --git a/buggy.py b/buggy.py
--- a/buggy.py
+++ b/buggy.py
@@ -11,7 +11,7 @@
 dis = [[-1] * W for _ in range(H)]
 dis[0][0] = 1
 
-ans = 0
+ans = 1
 while que:
     y, x = que.popleft()
     for dy, dx in zip(dys, dxs):
