Лимит времени 2000/4000/4000/4000 мс. Лимит памяти 65000/65000/65000/65000 Кб.
Prepared by Halil Karimis.
Сложность Альфа
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
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Sample Input II
5
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Sample Input III
8
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Sample Output I
..S
SSS
S..
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Sample Output II
....S
SSSSS
S....
SSSSS
....S
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Sample Output III
.......S
SSSSSSSS
S.......
SSSSSSSS
.......S
SSSSSSSS
S.......
SSSSSSSS
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Для отправки решений необходимо выполнить вход.
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