Dot and Cross in Python | HackerRank Solutions

Dot and Cross in Python | HackerRank Solutions:  Hi Programmers/Coders, Today we will share arrangements of Dot and Cross in Python | HackerRank Solutions At Each Problem with Successful accommodation with all Test Cases Passed, you will get a score or stamps. What’s more, subsequent to taking care of greatest issues, you will get stars. This will feature your profile to the scouts.

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Introduction To Python

Dot and Cross in Python | HackerRank Solutions: Python is a broadly utilized, deciphered, object-situated, and significant level programming language with dynamic semantics, utilized for universally useful programming. It was made by Guido van Rossum, and first delivered on February 20, 1991.

Python is a PC programming language frequently used to construct sites and programming, computerize errands, and direct information examination. It is additionally used to make different AI calculation, and helps in Artificial Intelligence. Python is a broadly useful language, meaning it very well may be utilized to make a wide range of projects and isn’t particular for a particular issues. This flexibility, alongside its novice cordiality, has made it one of the most-utilized programming dialects today. An overview led by industry expert firm RedMonk observed that it was the most famous programming language among designers in 2020.

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Dot and Cross in Python | HackerRank Solutions

Dot and Cross in Python | HackerRank Solutions

Problem:

dotThe dot tool returns the dot product of two arrays.

import numpy

A = numpy.array([ 1, 2 ])
B = numpy.array([ 3, 4 ])

print numpy.dot(A, B) #Output : 11

CrossThe cross tool returns the cross product of two arrays.

import numpy

A = numpy.array([ 1, 2 ])
B = numpy.array([ 3, 4 ])

print numpy.cross(A, B) #Output : -2

Task :

You are given two arrays A and B. Both have dimensions of NXN.
Your task is to compute their matrix product.

Dot and Cross in Python | HackerRank Solutions

Input Format :

The first line contains the integer N.

The next N lines contains N space separated integers of array A.

The following N lines contains N space separated integers of array B.

Output Format :

Print the matrix multiplication of A and B.

Sample Input :

2
1 2
3 4
1 2
3 4

Sample Output :

[[ 7 10]
[15 22]]

Dot and Cross in Python | HackerRank Solutions

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