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Contests > Epoka Science Olympiad 2013-2015 > problem:


2015-10Gr-40. 50322 - Snake Pattern

Epoka Science Olympiad 2013-2015

Start: May.18.2013 at 10:00:00 AM
Finish: May.18.2013 at 03:00:00 PM
The contest is finished!
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Time limit 2000/4000/4000/4000 ms. Memory limit 65000/65000/65000/65000 Kb.
Prepared by Halil Karimis.

Snake Pattern

Andy is addicted to the snake game. So he wants to make a pattern that resembles a snake does when it moves.

You are asked to create the following pattern in a NxN grid;

Input specification
An integer number N.

Output specification
The pattern without any space

Sample Input I
3
Sample Input II
5
Sample Input III
8
Sample Output I
..S
SSS
S..
Sample Output II
....S
SSSSS
S....
SSSSS
....S
Sample Output III
.......S
SSSSSSSS
S.......
SSSSSSSS
.......S
SSSSSSSS
S.......
SSSSSSSS


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