Learn how to implement your own version of the memcpy function in C. This guide provides step-by-step instructions and code examples.
phphighlight_file('2.php');$flag='{***}';if(isset($_GET['password'])) {if(strcmp($_GET['password'],$flag) ==0)die('Flag: '.$flag);elseprint'Invalid password'; }?> 这是一道考察PHP特性的题目,strcmp函数有问题,只要使用get方法传入password[]参数就可以,参数值随意,当strcmp比较的两...
GAtW2oyOTq1A3pzqas"; function decode($str){ $strtmpbase64_decode(strrevstr_rot13($str))); $res=''; for($i=0;$i<strlen$strtmp)$i++){ $res.=chr(ord(substr($strtmp $i,1))-1); } return strrev($res); }echodecode($s); nctf{rot_base64and_strrev mixed base...