diff --git a/problems/0300.最长上升子序列.md b/problems/0300.最长上升子序列.md
index 11cf13d9..677c72c6 100644
--- a/problems/0300.最长上升子序列.md
+++ b/problems/0300.最长上升子序列.md
@@ -130,18 +130,16 @@ public:
 class Solution {
     public int lengthOfLIS(int[] nums) {
         int[] dp = new int[nums.length];
+        int res = 0;
         Arrays.fill(dp, 1);
-        for (int i = 0; i < dp.length; i++) {
+        for (int i = 1; i < dp.length; i++) {
             for (int j = 0; j < i; j++) {
                 if (nums[i] > nums[j]) {
                     dp[i] = Math.max(dp[i], dp[j] + 1);
                 }
+                res = Math.max(res, dp[i]);
             }
         }
-        int res = 0;
-        for (int i = 0; i < dp.length; i++) {
-            res = Math.max(res, dp[i]);
-        }
         return res;
     }
 }
@@ -294,7 +292,7 @@ function lengthOfLIS(nums: number[]): number {
 
 ```rust
 pub fn length_of_lis(nums: Vec<i32>) -> i32 {
-    let mut dp = vec![1; nums.len() + 1];
+    let mut dp = vec![1; nums.len()];
     let mut result = 1;
     for i in 1..nums.len() {
         for j in 0..i {
@@ -309,7 +307,6 @@ pub fn length_of_lis(nums: Vec<i32>) -> i32 {
 ```
 
 
-
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