diff --git a/problems/0459.重复的子字符串.md b/problems/0459.重复的子字符串.md
index 378d1a63..b7d86880 100644
--- a/problems/0459.重复的子字符串.md
+++ b/problems/0459.重复的子字符串.md
@@ -618,6 +618,7 @@ impl Solution {
 >前缀表统一减一
 
 ```rust
+impl Solution {
     pub fn get_next(next_len: usize, s: &Vec<char>) -> Vec<i32> {
         let mut next = vec![-1; next_len];
         let mut j = -1;
@@ -642,6 +643,7 @@ impl Solution {
         }
         false
     }
+}
 ```