diff --git a/animation-simulation/二分查找及其变种/leetcode 81不完全有序查找目标元素(包含重复值) .md b/animation-simulation/二分查找及其变种/leetcode 81不完全有序查找目标元素(包含重复值) .md
index 206fff5..2af05c7 100644
--- a/animation-simulation/二分查找及其变种/leetcode 81不完全有序查找目标元素(包含重复值) .md	
+++ b/animation-simulation/二分查找及其变种/leetcode 81不完全有序查找目标元素(包含重复值) .md	
@@ -75,5 +75,3 @@ class Solution {
     }
 }
 ```
-
-
diff --git a/animation-simulation/二分查找及其变种/leetcode153搜索旋转数组的最小值.md b/animation-simulation/二分查找及其变种/leetcode153搜索旋转数组的最小值.md
index 516e5a9..5ab4c35 100644
--- a/animation-simulation/二分查找及其变种/leetcode153搜索旋转数组的最小值.md
+++ b/animation-simulation/二分查找及其变种/leetcode153搜索旋转数组的最小值.md
@@ -104,4 +104,3 @@ public:
     }
 };
 ```
-
diff --git a/animation-simulation/二分查找及其变种/leetcode33不完全有序查找目标元素(不包含重复值).md b/animation-simulation/二分查找及其变种/leetcode33不完全有序查找目标元素(不包含重复值).md
index db6d2fc..2258fad 100644
--- a/animation-simulation/二分查找及其变种/leetcode33不完全有序查找目标元素(不包含重复值).md
+++ b/animation-simulation/二分查找及其变种/leetcode33不完全有序查找目标元素(不包含重复值).md
@@ -128,4 +128,3 @@ class Solution {
     }
 }
 ```
-
diff --git a/animation-simulation/二分查找及其变种/leetcode34查找第一个位置和最后一个位置.md b/animation-simulation/二分查找及其变种/leetcode34查找第一个位置和最后一个位置.md
index 0a43f40..a88fb3e 100644
--- a/animation-simulation/二分查找及其变种/leetcode34查找第一个位置和最后一个位置.md
+++ b/animation-simulation/二分查找及其变种/leetcode34查找第一个位置和最后一个位置.md
@@ -168,4 +168,3 @@ class Solution {
     }
 }
 ```
-
diff --git a/animation-simulation/二分查找及其变种/leetcode35搜索插入位置.md b/animation-simulation/二分查找及其变种/leetcode35搜索插入位置.md
index 142d4ce..f5ecfe3 100644
--- a/animation-simulation/二分查找及其变种/leetcode35搜索插入位置.md
+++ b/animation-simulation/二分查找及其变种/leetcode35搜索插入位置.md
@@ -69,4 +69,3 @@ class Solution {
 ```
 
 Go Code:
-
diff --git a/animation-simulation/二分查找及其变种/二维数组的二分查找.md b/animation-simulation/二分查找及其变种/二维数组的二分查找.md
index ff41324..8e2799e 100644
--- a/animation-simulation/二分查找及其变种/二维数组的二分查找.md
+++ b/animation-simulation/二分查找及其变种/二维数组的二分查找.md
@@ -85,4 +85,3 @@ class Solution {
     }
 }
 ```
-