<!DOCTYPE html>
<html>
<head>
<title>Acwing.web应用</title>
<meta charset="UTF-8">
<meta name="description" content="属性声明,三体游戏">
<meta name="keywords" content="算法,三体">
<link rel="icon" href="/images/55.webp">
</head>
<body>
<audio controls>
<source src="/audios/bgm.mp3">
</audio>
<video controls>
<source width="600" src="/videos/video1.mp4">
</video>
</body>
</html>