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Questions - structure

How to generate row-wise permutations of a 2d Array?

I recently got this question (paraphrased below) in a practice interview test and it still stumps me: Given a 2d array A, generate a list of row-wise 1d array permutations from it. A = [ [1], ...
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polarSyndicate

algorithm

structure

array-algorithms

Votes: 0

Answers: 2

Latest Answer

You're really just permuting the row order, and then flattening the matrix for each permutation. Python example: from itertools import chain, permutations def flatten(matrix): return list(chain(*...
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Dillon Davis

Need help to store the record of the current student in the students array

I have to develop a C++ program that reads the student’s name and scores from a file and store them in an array of Student struct objects, then calculate and display each student’s final grade based o...
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jr.çhåvez__07

c++

arrays

structure

Votes: 0

Answers: 1

Latest Answer

You should use the C++ goodies, and learn to be more conservative with the idioms. main should be int main() or int main(int argc, char *argv[]). On some environments you can also use int main(int arg...
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Serge Ballesta

change variables in an unknown python structure

Lets say i have a list or dictionary, each one contains many dictionaries, lists, sets,string,floats, and so on. every time i need to handle different structure, but what i know is that all the string...
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Matan

python

object

nested

structure

primitive

Votes: 0

Answers: 1

Latest Answer

Combination of recursion and checking for types will let you process a structure in a predetermined way without knowing its exact structure beforehand. You need to know how each specific container sho...
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matszwecja

Reading custom (.ndev) Json-like file structure

I'm currently creating a custom file structure (File extension is .ndev), to increase my skill in working with files in C++. I can save values to a file in a specific way (See below) { "usern...
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NikkieDev

c++

json

file

structure

Votes: 0

Answers: 1

Latest Answer

From a practical point of view, there is no reason to store your structure in that format. There are simpler ways. Anyhow, here's a starting point (demo): #include <iostream> #include <string...
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zdf

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