Unanswered Questions
107 questions with no upvoted or accepted answers
3
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answers
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How to solve this puzzle?
I have solved the sudoku. Scratching my head on the second part. Any hints?
It is not picked from any competition. One of my office colleagues usually post these types of puzzles on emails for fun ...
- 39
3
votes
0
answers
959
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A deciphering riddle
Recently in class a computer science related deciphering riddle was shown which I could not solve. For the course itself it is not obligatory to solve it but I am interested in the topic and I wonder ...
- 10.3k
2
votes
0
answers
318
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What's the missing number related to primes?
I would like to draw your attention to this mathematical sequence related to prime numbers I've created and ask what the missing number is.
2, 5, 27, 182, 2310, 27200, ______, 8998400, 223092870, ...
- 29
2
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0
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287
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My smol boi puzzle! :3
It should be noted that all this puzzle intends to do is give the second half of the answer to my first puzzle, while being a puzzle itself. Other than that, this is just your normal smol boi puzzle :...
- 2,423
2
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0
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174
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A tie knot algorithm puzzle
This is the actual way I memorize tie knots in life using just one "code word" for each.
The four-in-hand knot has the code word BERT.
Trinity has SRESITET.
Eldredge has SESIETSAT.
Can you ...
- 10.3k
2
votes
0
answers
441
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cypher puzzle with chess board
I found this puzzle here on reddit's cipher community
The answer could be a word or sentence. I thought ABCDE meant the order 12345 and each square could be a letter.
- 1,323
2
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0
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399
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The Popup Annoyance
The story
Fred, a software designer, woke up, got dressed, took a shower, ate breakfast, then headed off for work. He sat down on his chair and booted up his computer, only to see that all the files ...
- 439
2
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0
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409
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A splash of Minecraft?
I was playing Minecraft the other day and came across a beautiful splash message. Subsequently, I was inspired to create a puzzle for it.
Svir, look out below!
Shorty's slang stays surprisingly stout....
- 10.6k
2
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0
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223
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The Last Challenge
This question is a continuation of this one, and you might want to read it if you haven't already.
'Another code-name,' I think. 'There's no way that's his real name'. Nonetheless, I type in '...
2
votes
0
answers
152
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Find the next number in the below series
I created this puzzle. Find the next number in the following series:
$$0, 1, 2, 2, 8, 36, 376, 16832, 6948320, 119573019392, 832844372118349824, 99591503127864016598742704128, ...
- 1,583
2
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0
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108
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Used technique to solve web interface permutation used in linked answer
I would love to get to know how the user 'phenomist' came to his solution (Link) from a technical point of view. Of course I did tried it on my own. I used an interceptor to catch the HTTP request ...
- 21
2
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0
answers
149
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An American Friend Cipher
An American friend of yours, JL for short, sent you the following message: "I can only say that 22. 21. 24. 21. 9. 3. 6. 9. 27. 2. 23."
The hint says the key may be in the initial part of this ...
- 21
2
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0
answers
332
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I Need Help Solving A Riddle - Its Just An Image?
So I was in this hackathon competition where they promised the people who placed in the top 3 a lot of money and then they delayed the results two weeks. Yesterday, when they were supposed to announce ...
- 10.3k
2
votes
0
answers
473
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Find the celestial body
Last week, a group of 5 astronauts went on a space-tour. They accidentally got crashed on a celestial body in space. Luckily no one was harmed! They were amazed to see some highly intelligent aliens ...
CommunityBot
- 1
2
votes
0
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197
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Find the next terms in this sequence. 4,82,1
Find the next few terms X, X, X. in this sequence
Give your reasoning
4, 82, 1, 14, 84, 88, 0, 82, 81, 22, 12, X, X, X
- 5,909