Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
题目说了 1<=p3<=2 但有一个用例 出现了p3=3
题目描述已修改为小于等于3
与 慕测论坛 的连接断开，我们正在尝试重连，请耐心等待