# Script : Python Script to advertise routes by creating Loopback interfaces

If you have ever tried to setup something similar to production in you network lab then you might have come across this problem that you don’t have enough routes in the routing table. This can be solved easily with traffic generators like Ixia/Spirent/Pagent etc, but you may not be having this in your home lab.We… Read More Script : Python Script to advertise routes by creating Loopback interfaces

# Script: Cisco Device configuration backup with Python

If you are a network admin or network engineer then you would know the pain of configuration backups.Suddenly one day you will see one of your router died without  any prior issues or errors. And guess what, this is the remote site that you have not logged in since last 6 months. Since this is… Read More Script: Cisco Device configuration backup with Python

# HackerRank 30 days of coding – Day 9 ( Recursion)

Task :Write a factorial function that takes a positive integer, N as a parameter and prints the result of N!(N factorial).     Sample Input 3 Sample Output 6 #!/bin/python import math import os import random import re import sys def factorial(n): if n<0: return-1 elif n<2: return1 else: return n*factorial(n-1) if __name__ == ‘__main__’:… Read More HackerRank 30 days of coding – Day 9 ( Recursion)

# HackerRank 30 days of coding – Day5 ( Loop)

Task : Given an integer, n, print its first 10 multiples. Each multiple n*i (where 1<=i<=10) should be printed on a new line in the form: n x i = result.   Sample Input 2 Sample Output 2 x 1 = 2 2 x 2 = 4 2 x 3 = 6 2 x 4… Read More HackerRank 30 days of coding – Day5 ( Loop)

# HackerRank 30 days of coding – Day7 ( Array)

TASK : Given an array, A, of integers,N print A’s elements in reverse order as a single line of space-separated numbers. Sample Input 4 1 4 3 2 Sample Output 2 3 4 1 Solution (Python): import math import os import random import re import sys if __name__ == ‘__main__’:       n = int(raw_input())      … Read More HackerRank 30 days of coding – Day7 ( Array)

# HackerRank 30 days of coding – Day6 ( Lets review)

TASK : Given a string, S, of length N that is indexed from 1 to N-1 , print its even-indexed and odd-indexed characters as space-separated strings on a single line Note: 0 is considered even string. Sample Input 2 Hacker Rank Sample Output Hce akr Rn ak   Solution (Python): T=input() for t in range… Read More HackerRank 30 days of coding – Day6 ( Lets review)

# HackerRank 30 days of coding – Day4 ( Class vs. Instance)

Sample Input 4 -1 10 16 18 Sample Output Age is not valid, setting age to 0. You are young. You are young. You are young. You are a teenager. You are a teenager. You are old. You are old. You are old.   Solution(Python) : class Person:        def __init__(self,initialAge):               if initialAge>=0:              … Read More HackerRank 30 days of coding – Day4 ( Class vs. Instance)

# HackerRank 30 days of coding – Day3 ( Intro to Conditional Statements)

Sample Input 0 3 Sample Output 0 Weird Sample Input 1 24 Sample Output 1 Not Weird Solution:  #!/bin/python import math import os import random import re import sys List1=[2,3,4,5] List2=[6,7,8,9,10,11,12,13,14,15,16,17,18,19,20] def Weird(): if N%2!=0: print”Weird” elif N%2==0 and N in List1: print”Not Weird” elif N%2==0 and N in List2: print”Weird” elif N%2==0 and 100>=N>20:… Read More HackerRank 30 days of coding – Day3 ( Intro to Conditional Statements)

# HackerRank 30 days of coding – Day2

TaskGiven the meal price (base cost of a meal), tip percent (the percentage of the meal price being added as tip), and tax percent (the percentage of the meal price being added as tax) for a meal, find and print the meal’s total cost. Note: Be sure to use precise values for your calculations, or… Read More HackerRank 30 days of coding – Day2