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 aff72c1..2964fe2 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	
@@ -96,7 +96,7 @@ func search(nums []int, target int) bool {
                     right = mid - 1
             } else if (target > nums[mid] || target < nums[left]) {
                     left = mid + 1
-            } 
+            }
 
         }else if (nums[mid] < nums[left]) {
             if (nums[mid] < target && target <= nums[right]) {
@@ -104,7 +104,7 @@ func search(nums []int, target int) bool {
             } else if (target < nums[mid] || target > nums[right]) {
                 right = mid - 1
             }
-        } 
+        }
     }
     return false
 }
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 ea27f10..d705ef4 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
@@ -113,10 +113,10 @@ func findMin(nums []int) int {
     right := len(nums) - 1
 
     for (left < right) {
-            
+
         if (nums[left] < nums[right]) {
             return nums[left]
-        } 
+        }
         mid := left + ((right - left) >> 1)
         if (nums[left] > nums[mid]) {
             right = mid
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 654ced5..78d4f75 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
@@ -163,5 +163,5 @@ func search(nums []int, target int) int {
         }
     }
     return -1
-} 
+}
 ```
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 11af344..2e62413 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
@@ -203,13 +203,13 @@ func lowerBound(nums []int, target int) int {
 //计算上边界
 func upperBound(nums []int, target int) int {
     left, right := 0, len(nums) - 1
-    for (left <= right) {          
+    for (left <= right) {
         mid := left + ((right - left) >> 1)
         if (target >= nums[mid]) {
-            left = mid + 1             
+            left = mid + 1
         }else if (target < nums[mid]) {
             right = mid - 1
-        }            
+        }
     }
     return right
 }
diff --git a/animation-simulation/二分查找及其变种/二分查找详解.md b/animation-simulation/二分查找及其变种/二分查找详解.md
index 5f59988..b285a24 100644
--- a/animation-simulation/二分查找及其变种/二分查找详解.md
+++ b/animation-simulation/二分查找及其变种/二分查找详解.md
@@ -140,7 +140,6 @@ func binarySearch(nums []int, target, left, right int) int {
 }
 ```
 
-
 二分查找的思路及代码已经理解了，那么我们来看一下实现时容易出错的地方
 
 1.计算 mid 时 ，不能使用 （left + right ）/ 2,否则有可能会导致溢出
@@ -157,7 +156,7 @@ Java Code:
 
 ```java
 public static int binarySearch(int[] nums,int target,int left, int right) {
-        
+
     if (left <= right) {
         int mid = left + ((right - left) >> 1);
         if (nums[mid] == target) {
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 f775bf9..c9ff418 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
@@ -87,6 +87,7 @@ class Solution {
 ```
 
 Go Code:
+
 ```go
 func searchMatrix(matrix [][]int, target int) bool {
     if len(matrix) == 0 {
diff --git a/animation-simulation/二分查找及其变种/找出第一个大于或小于目标的索引.md b/animation-simulation/二分查找及其变种/找出第一个大于或小于目标的索引.md
index 25f5dc7..c3484b4 100644
--- a/animation-simulation/二分查找及其变种/找出第一个大于或小于目标的索引.md
+++ b/animation-simulation/二分查找及其变种/找出第一个大于或小于目标的索引.md
@@ -62,6 +62,7 @@ public static int lowBoundnum(int[] nums,int target,int left, int right) {
 ```
 
 Go Code:
+
 ```go
 func lowBoundnum(nums []int, target, left, right int) int {