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Questions - deque

std::deque is contiguous memory container or not?

std::deque is contiguous memory container or not ? The famous book Effective STL by Scott Meyers says like below Contiguous-memory containers (also known as array-based containers] store their elemen...
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myoldgrandpa

c++

stl

deque

Votes: 0

Answers: 1

Latest Answer

There is no conflict between the two quotes. Scott uses the term "contiguous container" in a sense a little wider than you might have seen it used elsewhere. Scott writes (emphasize mine): ...
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463035818_is_not_an_ai

Why does the latest "append" in my python doubly linked list have no effect?

This is part of my doubly linked list deque python code. The 'appendleft' function written almost similar to the 'append' function is normally output. Why is the last 'append('apple')' code not output...
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kpmso

python

doubly-linked-list

deque

Votes: 0

Answers: 1

Latest Answer

Your appends work fine. Problem lies in your print_list function which stops when p.next is None. Which means your last element will not be printed because its next is None. All in all, your logic for...
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matszwecja

Comparing of elements in deque in python

Can someone explain me, how works comparing of tree nodes in deque. For example, I pushed two children of two same binary trees in two different deques and I got deque1 = deque([TreeNode{val: 2, left:...
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jjjjake

python

python-3.x

function

binary-tree

deque

Votes: 0

Answers: 1

Latest Answer

You are right in thinking that if your deque objects contained equal objects then the two deque instances would also evaluate to be equal. The problem you are running into is that complex objects, lik...
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rhurwitz

How do I handle Palindrome with spaces in python?

I'm trying to check if a string is palindrome in python using deque. But the code below just checks a string with no space, how can I adjust it to a code which handles strings with spaces as well? e.g...
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Shun

python

python-3.x

algorithm

palindrome

deque

Votes: 0

Answers: 1

Latest Answer

You have to remove white spaces before starting the logic of the function: from pythonds.basic import Deque def isPalindrome(word): word = word.replace(" ", "") if word is ...
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Elio Bteich

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