Validating phone number in Python HackerRank Solution

Hello coders, In this post, you will learn how to solve Validating phone number in Python HackerRank Solution. This problem is a part of the Python Hacker Rank series.

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Validating phone number in Python HackerRank Solution

problem

Let’s dive into the interesting topic of regular expressions! You are given some input, and you are required to check whether they are valid mobile numbers.
A valid mobile number is a ten digit number starting with a 7, 8 or 9.
Concept :A valid mobile number is a ten digit number starting with a 7, 8 or 9.
Regular expressions are a key concept in any programming language. A quick explanation with Python examples is available here. You could also go through the link below to read more about regular expressions in Python.
https://developers.google.com/edu/python/regular-expressions

Input Format :

The first line contains an integer N, the number of inputs.
N lines follow, each containing some string.

Constraints :

• 1 <= N <= 10
• 2 <= len(number) <= 15

Output Format :

For every string listed, print “YES” if it is a valid mobile number and “NO” if it is not on separate lines. Do not print the quotes.

Sample Input :

2
9587456281
1252478965

Sample Output :

YES
NO

Validating phone number in Python HackerRank Solution

import re
N = int(input())
for i in range(N):
    number = input()
    if(len(number)==10 and number.isdigit()):
        output = re.findall(r"^[789]\d{9}$",number)
        if(len(output)==1):
            print("YES")
        else:
            print("NO")
    else:
        print("NO")

Disclaimer: The above Problem (Validating phone number in Python – HackerRank Solution) is generated by Hackerrank but the Solution is Provided by Chase2Learn. This tutorial is only for Educational and Learning purposes. Authority if any of the queries regarding this post or website fill the following contact form thank you.

FAQ:

Does HackerRank have Python?

HackerRank’s programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, SQL, JavaScript) and span multiple computer science domains.

Where can I practice Python coding?

• HackerRank is a great site for practice that’s also interactive.

Where can I find HackerRank solutions in Python?

in this post, you will get all the solutions to HackerRank Python Problems.

Is possible HackerRank Solution in Python?

HackerRank’s programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, SQL, and JavaScript) and span multiple computer science domains. When a programmer submits a solution to a programming challenge, their submission is scored on the accuracy of their output.

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