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CRDS - Cards |
Maricruz have a lot of cards, she always uses her cards to build pyramids as shown in the following image:
A pyramid card of 3 levels. She always wonder how many cards does she need to make a pyramid card of N levels. Your task is to answer that question.
Input
The first line of the input contains an integer 1 <= T <= 1,000. Each of the following T lines will have an integer 1 <= N <= 1,000,000.
Output
For each case, output a single line consisting of the number of cards needed to build a pyramid card of level N modulo 1,000,007.
Example
Input Example 2 3 7 Output Example 15 77
Added by: | Paulo Costa |
Date: | 2012-01-30 |
Time limit: | 1s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: ASM64 |
Resource: | UGTO |
hide comments
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2013-01-01 08:43:01 gourav
century with this question :-) |
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2012-11-02 15:34:15 dashingvimeet
nice problem.. |
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2012-09-25 01:24:40 K.P.
Image :: http://cf.ltkcdn.net/boardgames/images/std/50408-283x424-Card_pyramid.jpg |
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2012-08-14 18:10:49 Deepanshu Mehta
wat image ? |
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2012-08-05 14:17:16 vipul sharma
Last edit: 2012-08-09 11:20:59 |