Puzzles / Riddles

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Puzzles and riddles are statements and questions framed such that they require ingenuity and imagination to resolve. Most are mathematical conundrums, but can also include the arcane, trivial or simply funny.

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Hi,

I am working on below challenge
http://codingbat.com/prob/p183407

Psedo code:
1. create new array of given difference of size
2. loop through given array
3. fill the new array with given…

2440 views
Learn The Basics of Ethical Hacking & Pen Testing

Computer and network security is one of the fastest growing and most essential industries in technology, meaning companies will pay big bucks for ethical hackers. This is the perfect course to leap into this lucrative career, learning how to use ethical hacking to reveal ...

Hi,

I am working on below challenge
http://codingbat.com/prob/p183837

Psedo code:
1. create new array of given n size
2. loop through given array
3. fill the new array with given array
4. r…

831 views

I need your help to identify the song below:
https://soundcloud.com/viki2000/excerpt

It sounds so familiar from Youtube, but I cannot remember it.
It may be soundtrack or instrumnetal.

1581 views

I am doing a research for the subject medicine.

Do you have the encounter with this medicine?

Tell me your experience.

Or, just help me to look up medical information.

Thanks!

641 views

Dear experts,

I have included the Article (section or regulatory requirements) for calculating the CVA. This formula is provided by Basel and has been adopted by the EBA.

I need help in trying t…

238 views

I never expected this to be so difficult.

I need a database (in any form) listing the following:

Date
CountryAttacking
CountryAttacked
Location
War
NumberKilled
NumberWounded

I need thi…

753 views

Hi,
I am working on below challenge
http://codingbat.com/prob/p136594
I tried my code as below
(CODE)
I am getting below result
Expected      Run            
xyzThere("abcxyz") → true      true      OK         
xyzThere("…

153116 views

I miss a word. It is somewhere deep in my mind and I cannot take it out.
I need a brainstorming to help me to take it out and remember it.
To increase the confusion, I am not so sure if I will be ab…

23108 views

I need to look up telephone numbers of people living in the country Switzerland.
Is there a free WHITE PAGES that has this information online?
I tried searching and the results always seemed to be …

362 views

Hi All,

When our Outlook 2010 users log in they are greeted with a certificate error.



Any idea how I can get rid of it.  I'm comfortable deploying certificates via group policy (if that help…

761 views
How your wiki can always stay up-to-date

Quip doubles as a “living” wiki and a project management tool that evolves with your organization. As you finish projects in Quip, the work remains, easily accessible to all team members, new and old.
- Increase transparency
- Onboard new hires faster
- Access from mobile/offline

How can i solve this equation method using the Gauss method?? I have no clue :S

x  -  y + 2z +   t = 0
       y -    z + 2t = 0
2x      + z         =  0


???

5320 views

Hi,
I am working on below challenge
http://codingbat.com/prob/p126880
I tried my code as below
(CODE)
I am getting below result
Expected      Run            
endOther("Hiabc", "abc") → true      false      X         
endO…

475 views

Hi,

I am working on below challenge
http://codingbat.com/prob/p137365

i worote as below
(CODE)

i am failig one test as below
Expected      Run            
in1To10(5, false) → true      true      OK         
in1To10(…

28149 views

Hi,
I am trying below challenge

http://codingbat.com/prob/p100962

I tried as  below
(CODE)

I am getting below error


Compile problems:


Error:      if(Integer.mod((n%11)==0))
               …

10127 views

Hello All,
I am wondering if anyone can recommend any online numerical aptitude test which could be used to help screen potential employees. I am looking for something where the actual math required …

181 views

Hello,  This question may be a long shout, yet allow me to ask for your ideas and calculations.  It's for a worthy cause, so i hope you will not object to the question.  It is for www.rockymountaincfc…

13104 views

hi there, I wonder if I can pick some clever brains on what i guess is a simple maths/physics problem.

I am considering to build a simple cantilever bed, such that the bed appears to be floating b…

4109 views

I am confused by the appropriate use of gender-specific object pronouns in English.  

I am writing an article and and am having trouble with this line:(CODE)What should go in the blank?  

I cann…

594 views

A regularly occurring astronomical event and a fame for crossings link two of my favourite drinks -  
A New World cocktail and an Old World beer. One more sophisticated, one more foolish.

Posting…

26141 views
IT, Stop Being Called Into Every Meeting

Highfive is so simple that setting up every meeting room takes just minutes and every employee will be able to start or join a call from any room with ease. Never be called into a meeting just to get it started again. This is how video conferencing should work!

I want to count  the number of 15 digit serieses that have no exactly 2 adjacent zeros.
example for an allowed series( to be counted):
010101010101011
or
111111111111111
or
000000000000000
exam…

10256 views

I'm stuck on a sudoku puzzle - see picture - can someone explain some possible moves please? Note I don't just want "top left is 7" sort of answer, I'd like to understand a strategy for solving this p…

2151 views

I'm stuck on this sudoku - see picture.

Please can someone explain a strategy to make my next move?

7168 views

I had assumed that it would be the average of the top and bottom areas multiplied by the height, but this does not seem to give an accurate answer (about 1% over estimated). Is my google sketchup wron…

3197 views

I received this photo from an acquaintance.
The writing is illegible in my copy also.

   



What you see is what I see.

Is here something here with meaning?

8188 views

These small cube sized items were found in a creek bed while dredging for gold many years ago. The are different sizes. Some can be picked up by a magnet and others can not. The initial thought by the…

13102 views
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