I am trying to reverse a queue when I am implementing it through the Python 'collections' module, which when seems to sometimes return None and someti ...
I am trying to reverse a queue when I am implementing it through the Python 'collections' module, which when seems to sometimes return None and someti ...
When I change values of front and back inside of frontAndBackExist function, the changes won't be reflected outside of frontAndBackExist function. Thu ...
I am new to C++ coming from a Python background. I am currently learning deque and I am getting confused on how to pop the last element and use it. F ...
Sample of text file in a directory: I have two regex patterns I use to identify the strings in the texts: The goal is to save the lines containi ...
we want to left-extend dq2 to dq1 (with left to right order) and then, keep the dq1. question1: if the best solution depends on the n and m? I tri ...
Here is the description of the problem: There is a sequence of integers. Your task is to find the longest subsequence that satisfies the following co ...
Description I have an equals method that takes in a Generic Implementation of Deque and compares it to an instance of its own Generic Implementation, ...
I am expecting some alternate option to optimize it further or need to know what am i doing wrong here ..in eclipse it gets passed ...
I have deque. Each element of the deque consists of time and event field. So, this is similar to list of dicts. Data is always sorted by time from old ...
I have a class called SLList whuch accepts a doubly linked list SLList of any generic type as an input. I've decided to use a sentinel approach to ai ...
So I've come across this problem while trying to enhance my skills. I watched the Neetcode solution video to it 2 days ago, where he goes over a detai ...
I want to limit the length of the list in python, whenever len(list) > limit, the first item will be removed, I knew collection.deque can achieve t ...
I have a list of "point_objects", from which I build locx and locy. Please see below. Can these two list comprehensions be brought to just a single li ...
Question Is there a way to do something like some_list = [int(x) for x in input().split()] but return a collections.deque object instead of a list ...
Bit of a pedantic question, but in Python, why do Sets and Dequeues seem to have this feature? I saw someone else do this: But I do this: but s ...
What is the time complexity for accessing deque[0], deque[somewhere in the middle], and deque[-1]? ...
This is a hakerrank question Given a set of arrays of size and an integer , you have to find the maximum integer for each and every contiguous subarra ...
I was doing one question to find maximum number , given an input array and a sliding windows of given length. Input Output The solution uses de ...
I wanna pop out the first (or the nth) element of a list (or deque). My friend told me the deque structure is O(1) operation. I am not talkign about p ...
I'm using M13 checkbox on a table view. when I try to check(select) the checkbox on first cell, checkbox on another cell is also selecting randomly. w ...