Reverse the words

Problem

A message arrives with its words in the wrong order. Print the words in reverse order, separated by single spaces. Extra spaces inside the text are ignored.

Input, output and limits

Input: One line of words separated by one or more spaces.
Output: The words in reverse order, separated by single spaces.
Constraints: 1 ≤ number of words ≤ 1000
The line does not start or end with a space

Examples

Example

Input

login failed twice

Output

twice failed login

Words reversed.

Hints

Try the problem first. Open one hint at a time.

Hint 1

split() without arguments splits on any amount of white space.

Hint 2

Reverse the list of words and join it with one space.

Write your Python code, run it on the examples and submit it to hidden tests.

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