10654 - The Uxuhul Voting System

[Yoko]

Hi,

How I do it? I try many things and all is wrong
Please, help... I

[Larry]

Look closely at the constraints.. and try to think backwards..

[coze]

Please explain me why in first example the answer is "NYY"?
Input:

Code: Select all

2                                 
4                                 
8 7 6 5 4 3 2 1
8 6 3 1 2 4 5 7
8 3 6 5 1 2 7 4
1 2 3 4 5 6 7 8
1
1 2 3 4 5 6 7 8

Output:

Code: Select all

NYY
NNY

Thanks in advance.