#!/usr/bin/perl -w use strict; use warnings; $_='She is a good girl and likes helping others '; s/she/he/i;print "$_"; #he is a good girl #and likes helping others s/hae/she/i;print "$_"; #he is a good girl #and likes helping others s/…
在myeclipse总部署项目,一直有问题,提示如下的错误,经过研究在网上需求帮助,解决方案如下: Deployment failure on Tomcat 6.x. Could not copy all resources to D: \Program Files\apache-tomcat-6.0.16\webapps\fuNan_conv. If a file is loc ked, you can wait until the lock times out to redeploy, o…
L - Rain in ACStar Time Limit: 9000/3000MS (Java/Others) Memory Limit: 65535/65535KB (Java/Others) Submit Status Maybe you have heard of Super Cow AC who is the great general of ACM Empire. However, do you know where he is from? This is one of th…
No Pain No Game Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2000 Accepted Submission(s): 851 Problem Description Life is a game,and you lose it,so you suicide. But you can not kill yours…
0x01 从判定问题到形式语言 这篇讲知识证明的wiki([1]): https://en.wikipedia.org/wiki/Proof_of_knowledge 里面有一句话: Let x be a language element of language L in NP 这篇讲NPC的文章([2]) http://www.cs.princeton.edu/courses/archive/spr11/cos423/Lectures/NP-completeness.pdf 里面提到Decis…