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LGIC - LOGIC |
Given a sequance of natural numbers.
Find N'th term of this sequence.
a1=2, a2=4, a3=11, a4=36, a5=147, a6=778 ... ... ... ... aN.
Input
Only one natural number 7<=N<20.
Output
One natural number. N'th term of the sequence.
Example
Input:
10
Output:
3629814
Added by: | Azat Taryhchiyev |
Date: | 2012-02-15 |
Time limit: | 1s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All |
Resource: | KG Regional Contest |
hide comments
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2015-01-21 02:20:45 MR. BEAN
My first python code :) |
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2015-01-21 02:20:45 (Tjandra Satria Gunawan)(曾毅昆)
@numerix: thanks, now 58B with built in function ;) |
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2015-01-21 02:20:45 numerix
@Tjandra: You can solve it with less than 60 bytes ... |
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2015-01-21 02:20:45 (Tjandra Satria Gunawan)(曾毅昆)
only 79 characters needed to code the solution in python 3 (79B) ;) |
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2015-01-21 02:20:45 :D
I would say O(N) will most certainly pass. |
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2015-01-21 02:20:45 numerix
Please open it for more/all languages. Edit: It's done, thanks. Last edit: 2012-02-21 09:36:07 |
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2015-01-21 02:20:45 [Rampage] Blue.Mary
O(N) solution CAN pass. |