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PTRI2 - primes triangle (I) |
The primes triangle is a triangle that contain all prime numbers .
2 3 5 7 11 13 17 19 23 29 ...
Your task is very easy given an integer from 1 to 10^8 print its place in the primes triangle.
Input
In the first line integer 1 <= T <= 10^5, followed by T lines each line contain integer 1 <= n <= 10^8.
Output
One line contain pair of integers i, j, where i is the row number and j is the column number, 1 base. Or -1 if n is not found in the primes triangle.
Example
Input: 3 3 23 4 Output: 2 1 4 3 -1
Added by: | abdou_93 |
Date: | 2013-06-08 |
Time limit: | 2s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: ASM64 |
Resource: | tutorial version of http://www.spoj.com/problems/PTRI/ |
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2022-08-07 17:53:02
chakra ball i am forming perfected took more than a 1000 hard days Last edit: 2022-08-07 17:53:15 |