BEANONE - SEQUENCE

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A sequence of natural numbers is given

A1=9
A2=96
A3=685
A4=4992
and so on..


Your task is to find the Nth term of the sequence.

Input

A natural number N such that 5<=N<=1000

Output

The Nth number of the sequence which is also a natural number.

Example

Input:
8
Output:
39916680

hide comments
aditya_rev: 2016-09-09 19:52:58

seriously?? no mod??

Sayak Chakraborti: 2013-11-05 17:26:03

Please see id:10425300 getting WA in judge(5)

Francky: 2013-03-17 23:03:21

Moved to "riddle".

Swapnil R.Mehta: 2012-09-03 04:58:57

Sir,
pls see id=7582799
getting WA.
thanks.:)

Mostafa 36a2: 2012-08-24 14:13:34

Without Modulus ??!!!??!?!

theChosenOne: 2012-08-08 13:11:35

Please provide some more test cases. I used perfect long number calculations with array and still getting WA.

theChosenOne: 2012-08-08 01:33:28

Why am I getting WA even after using the correct pattern?


Added by:MR. BEAN
Date:2012-06-27
Time limit:0.100s
Source limit:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
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Resource:Own Problem