1. Bypass due to lack of thinking
Problem Solving Path: http://ctf5.shiyanbar.com/web/pcat/index.php
Open after is a login box similar things, view the page source code can see the word source:source.txt
Open Connection: Http://ctf5.shiyanbar.com/web/pcat/source.txt
You can see the PHP logic for logging in:
As you can see, there is a filter in SQL that filters out some SQL keywords such as benchmark,joi
Apache cannot start problem solving after connecting PHP, apachephp
Problem: Apache before normal, connection configuration after PHP can not start, with Apache Test configration test after the error form:
Cannot load D:/php/php5apache2_2.dll into server (or Php5apache2_4.dll)
My personal solution is this:
1 First look at the configuration of the path, whether t
No matter who, in the process of making the page will encounter such or such problems, out of the question is sure to solve. The premise of solving the problem is to know where the problem is, and for beginners it is not always necessary to see the problem and know where the proble
, if Xiao Ming's pre-tax salary is $10000, then a=10000-3500=6500 Yuan, of which no more than $1500 should be taxed 1500x3%=45 yuan, more than $1500 not more than $4500 part of the Taxable (4500-1500) x10%=300 yuan, More than $4500 should be taxed (6500-4500) x20%=400 yuan. A total tax of $745, after-tax income of $9255.It is known that Xiao Ming this month after-tax income for T Yuan, ask him how much before taxes wages s is how many yuan. Input format The first line of input contains an intege
, need to reread clrs melted downThere is actually a second key point. Averaging complexity and strict complexity, there is no difference in the "linear time-resolved" requirement.The third key point is that this is a dynamically maintained queue, and you want to maintain a maximum value without re-traversing the elements in the team.I do not know if you have done O (1) time to maintain a stack of the most value of the problem, if not, you can look at
Problem Solving report SOJ2414 Leapin ' lizardsDescriptionYour platoon of wandering Lizards has entered a strange the The Labyrinth is exploring. As you is looking around for hidden treasures, one of the rookies steps in an innocent-looking stone and the the "s floor Suddenly disappears! Each lizard in your platoon are left standing on a fragile-looking pillar, and a fire begins to rage below ...Leave no li
1. Title:1180 Stone GameTime limit:1.0 SecondMemory limit:64 mbtwo nikifors play a funny game. There is a heap ofNStones in front of them. Both nikifors in turns take some stones from the heap. One may take any number of stones with the only condition that this number is a nonnegative integer power of 2 (e.g. 1, 2, 4, 8 etc.). Nikifor who takes, the last stone wins. You is to write a program, that determines winner assuming Nikifor does it best. Inputan input contains the only positive integer n
Topic website: http://poj.org/problem?id=2528Test instructionsN (nFind out how many posters you can see at the end.Input:1 5 1 4 2 6 8 10 3 4 7 10This problem with conventional thinking problem solving must tle,l,r too big;The popular point says that discretization is the compression interval, so that the original long
is recommended.SourceAlberta Collegiate Programming Contest 2003.10.18 problem solving ideas: water problem. Very simple and check the set of problems, is to see people on the merger, the final statistics have several sets and then output. How do I calculate a total of several sets? As you can see, there are n individuals, so there are N collections at the time
input file contains several cases. Each test case begins with integers n and m in a line, where n is the number of students, and M are the number of group S. Assume that 0 A case with n = 0 and M = 0 indicates the end of the input, and need not being processed.OutputFor each case, output the number of suspects in one line.Sample Input100 42 1 25 10 13 11 12 142 0 12 99 2200 21 55 1 2 3 4 51 00 0Sample Output411SourceAsia Kaohsiung 2003 Problem-
It is a classic programming problem to find all the paths from the entrance to the exit of the maze. The general design idea is to start from the entrance, down a certain direction to explore, explore divided into the upper and lower left and right four directions, which direction is to go down, if each direction can not go down on the original road " back ." Therefore, a last-in-first-out structure is required to hold the path from the ingress to the
HOJ2276 of Problem solving report SOJ2498 Count PrimeDescriptionGiven an integer interval [L, R] (l InputThere is one line in the input, which contains and integer:l, R.OutputThere is only one line, which contains the number of prime (s) in the interval.Sample Input2 11Sample Output5The main topic: output [L,r] The number of primes within, of which r-l not more than 1e6. Analysis: This
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PrefaceRecently these two days in order to solve the Android ROM adaptation of an underlying problem, every day up to 2 points, resulting in the original Leetcode brush project has been affected. Last night finally stayed up to fix, add a leetcode problem solving repor
Reference: http://mengsina.iteye.com/blog/1707464http://fenglog.com/article.asp?id=449Android ScrollView Nested ScrollView scrolling Problem solving methodOriginal address: http://trivedihardik.wordpress.com/2011/09/19/scrollview-inside-scrollview-scrolling-problem/How much of the technology to read e-wen, also do not translate.While designing rich layouts your m
Angularjs Pull-up loading problem solving methodThere is always a problem in the project: When a keyword is entered in the search field (see Figure 1), the first 7 data of the query is returned after the client receives the request, and then the last 7 data is searched for when a pull-up is loaded. But the actual situation is uncertain, in the server console (see
see an outage error report file, Hs_error_pid****.log file, and crash report.Error content such as the following, for several days query the cause of the problem. There are also crash reasons for how the system is optimized.Finally learned that this can be solved, this share out to everyone, so that peers less detours. Can save a lot of other time, knowledge sharing.This problem occurs because:1. The jar o
Apple developer Account Forgotten security problem solving methodThe solution to the security problem of Apple account forgettingRecently the developer account has a new agreement to let everyone bind the phone number. But when you click Edit, you need to enter security issues!!!So what about the security problem?Apple
supported by the set of Chinese fonts, suddenly feel a bright, may find the problem, so the front-end colleagues with the modification of Highchart paint set font-family, Added the default font monospace in Linux, but the problem is still unresolved.After looking for a system colleague Consulting: is the Linux system lacks the Chinese font package or the JDK is missing the Chinese font package to cause thi
think, "I don't have a problem with this line of code," and you understand the code this way, but others may have different understandings, so there are different ways to use it, so the changes should be done in a complete test, regardless of size.5. Release"Pay attention to the difference between the release and the experimental version": The release version of the first to undergo experimental version of the test, and the release version of the cod
No matter who, in the process of making the page will encounter such or such problems, out of the problem is sure to solve. The premise of solving the problem is to know where the problem is, and for the novice to know where the problem is without seeing the
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