趣题 摆书 USACO 2012 Bookshelf
http://www.usaco.org/index.php?page=viewproblem2&cpid=138首先第一反应是可以做n2的dp，但是总有种预感是会有更优化的解法，想了想优化dp的迭代过程又没有结果。这时我有种感觉是这题可以用队列做，找单调性。好的答案来了设dp[i]是放完前i本书以后 书架的最小高度，显然dp单调递增。程序从第一本书开始，一本一本的往书架里填塞：我们用一个双...
Android Emulator with WHPX (Windows Hypervisor Platform)
OS: Windows Server 2019.WHPX & HAXM (conflicted by each other, can only choose one):HAXM: Base on VT-x(Intel CPU), If you haven't hyper-V on system, using it to calling VT-x on CPU.WHPX: Base on Hy...
RHEL8 Beta cannot fetch update
https://access.redhat.com/management/I have a developer account on redhat.com, and on my subscription manager page, I can see 2 subscriptions.RHEL: Red Hat Beta AccessRHEL Developer: Red Hat Develo...
自组NAS探坑记
配件有Dell Prec H740pNvidia 显卡中端显卡 显卡AThere are 2 pci-slot and a integrated LAN network card.PCI 2.0 x1 -> south bridge (SB)PCIE 3.0 x16 -> north bridgeWhen I connect the graphics card问题来了：显卡A插在...