2023年美赛（春季赛）赛题已发布，点击下方附件即可下载查看！
The contest problems will also become available for teams to view precisely at 4:50PM EST on Thursday March 30, 2023 on the following mirror sites:
比赛问题也将在2023年3月30日星期四美国东部标准时间下午4点50在以下镜像站点上供团队精确查看：
（以下为美赛官方赛题下载网址，也可自行进入官网下载查看）
http://www.comapmath.com/MCMICM/index.html
http://www.comap-math.com/mcm/index.html
http://www.mathportals.com/mcm/index.html
http://www.immchallenge.org/mcm/index.html
If you cannot access any of the sites, there may be a problem with your local Internet connection. Contact your local Internet service provider to resolve the issue.
如果您无法访问任何网站，则您的本地互联网连接可能存在问题。请与您当地的互联网服务提供商联系以解决此问题。