save project

binary_search.py

@@ -9,8 +9,8 @@ while low<=high:
     guess=num_list[mid]
     if num==guess:
         print("找到了")
-        
+        break
     elif guess<num:
-        low=mid-1
+        low=mid+1
     elif guess>num:
-        high=mid+1
+        high=mid-1