From 805b9bd638ac8e11e1ba379f87ebb9b8323948d4 Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Mon, 9 May 2022 19:40:20 +0800
Subject: [PATCH] =?UTF-8?q?20.=20=E7=94=A8=E4=B8=A4=E4=B8=AA=E6=A0=88?=
 =?UTF-8?q?=E5=AE=9E=E7=8E=B0=E9=98=9F=E5=88=97?=
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https://www.acwing.com/problem/content/submission/code_detail/14064595/
---
 AcWing/20/20.cpp | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 AcWing/20/20.cpp

diff --git a/AcWing/20/20.cpp b/AcWing/20/20.cpp
new file mode 100644
index 00000000..9858f775
--- /dev/null
+++ b/AcWing/20/20.cpp
@@ -0,0 +1,40 @@
+class MyQueue {
+private:
+    queue<int> q;
+public:
+    /** Initialize your data structure here. */
+    MyQueue() {
+
+    }
+    
+    /** Push element x to the back of queue. */
+    void push(int x) {
+        q.push(x);
+    }
+    
+    /** Removes the element from in front of queue and returns that element. */
+    int pop() {
+        int ret = q.front();
+        q.pop();
+        return ret;
+    }
+    
+    /** Get the front element. */
+    int peek() {
+        return q.front();
+    }
+    
+    /** Returns whether the queue is empty. */
+    bool empty() {
+        return q.empty();
+    }
+};
+
+/**
+ * Your MyQueue object will be instantiated and called as such:
+ * MyQueue* obj = new MyQueue();
+ * obj->push(x);
+ * int param_2 = obj->pop();
+ * int param_3 = obj->peek();
+ * bool param_4 = obj->empty();
+ */