diff --git a/problems/0232.用栈实现队列.md b/problems/0232.用栈实现队列.md
index e6a58be3..5858f9e0 100644
--- a/problems/0232.用栈实现队列.md
+++ b/problems/0232.用栈实现队列.md
@@ -630,7 +630,6 @@ struct MyQueue {
     stack_out: Vec<i32>,
 }
 impl MyQueue {
-
     fn new() -> Self {
         MyQueue {
             stack_in: Vec::new(),