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Description

Use python3 or OCmal to implement sort and count algorithm.

Submission Format

Submit a tar or zip file including a script named sortcount.ml.

IO

Input

A line of numbers, separated by single space.

Output

Two lines.
The first line is the count of inversions.
The second line is the sorted results.

Sample IO

input

3 4 2 1

output

5
[1, 2, 3, 4]