WebNov 15, 2012 · 1) You are calling non-static method addPez(...) in static one.Change addPez() to static or call it in any non static method 2) System.out.println(printStack(stack2)); What is stack2? I didn't find it in your code 3) stack1.pop(); pop() method return type is Object.So you should do like this String tmp = … WebMar 5, 2024 · 为ctfshow平台出的一些ctf渣项题,生成题目、解题源码之类的原数数据. Contribute to ctfwiki/subject_misc_ctfshow development by creating an ...
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WebMay 7, 2024 · The first version of the top function returns a reference to the element of the top of the stack, allowing you to modify the value. The second function returns a constant reference, ensuring that you don't accidentally modify the stack. The empty function returns true if there are no elements in the stack. If there are one or more elements, the ... WebFeb 3, 2024 · Solution II. Bring the obtained data to the root directory of the website by redirection. -1' union select 1,group_concat (password) from ctfshow_user5 into outfile '/var/www/html/flag.txt' --+. Then visit URL / flag Txt to see the flag. The previous questions should all work like this. WebJun 22, 2024 · Take a flag variable and set it to true initially, flag = true. This variable will indicate whether the stacks are same or not. First check if the size of given stack1 and stack2 are equal. If the size is not equal, set flag to false and return it. If the size is same, then compare the top elements of both of the given stacks. how many calories does a biscuit have