HACKER RANK Python Strings Challenges - String split and join Solution.'Py'

Python Strings Challenges - String split and join Solution

Problem Statement:

In Python a string can be split on a delimiter.

Example

>>> a = "this is a string"
>>> a = a.split(" ") # a is converted to a list of strings. 
>>> print a
['this', 'is', 'a', 'string']

Joining a string is simple

>>> a = "-".join(a)
>>> print a
this-is-a-string 

Task
You are given a string. Split the string on " " (space) delimiter and join using a - hyphen.

Input Format
The first line contains a string consisting of words separated by space.

Output Format
Print the formatted string as explained above.

Sample Input

this is a string   

Sample Output

this-is-a-string

Solution:

a=raw_input()
b=a.split(' ')
print "-".join(b)

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