## BdMO National Higher Secondary 2014/2

Discussion on Bangladesh Mathematical Olympiad (BdMO) National
samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### BdMO National Higher Secondary 2014/2

Closing his eyes Tawsif begins to plca knights on a Chess board of $21\times 23$.After plcing how many knights Tawsif will be sure that in next move at least one knight will attack another one?

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

Hint
Answer
Last edited by samiul_samin on Sun Feb 18, 2018 7:03 pm, edited 1 time in total.

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

Simillar problem
BdMO National Secondary 2014/3
Last edited by samiul_samin on Sun Feb 18, 2018 7:46 pm, edited 1 time in total.

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

Chess
Knowing basic Chess rules is better to solve this problem.It is really an interesting problem which is also important for programmers!

ahmedittihad
Posts: 181
Joined: Mon Mar 28, 2016 6:21 pm

### Re: BdMO National Higher Secondary 2014/2

Do not spam in the forum.
Frankly, my dear, I don't give a damn.

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

ahmedittihad wrote:
Sun Feb 18, 2018 7:43 pm
Do not spam in the forum.
What do you mean?

ahmedittihad
Posts: 181
Joined: Mon Mar 28, 2016 6:21 pm

### Re: BdMO National Higher Secondary 2014/2

What I mean is, you have posted 4 posts which you could have done in 1. That's spamming.
Frankly, my dear, I don't give a damn.

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

ahmedittihad wrote:
Sun Feb 18, 2018 7:49 pm
What I mean is, you have posted 4 posts which you could have done in 1. That's spamming.
Oh,Sorry.I don't know it.I am really sorry.I will not do it later.

samiul_samin
Posts: 1007
Joined: Sat Dec 09, 2017 1:32 pm

### Re: BdMO National Higher Secondary 2014/2

Here is the detailed Solution