Questions tagged [source-layout]
For challenges that involve the physical layout or physical manipulation of source-code.
191 questions
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brainfuck program to print hello world forward and in reverse
I am looking to create a brainfuck program that can print the text "Hello, World" when executed--but not just that (it's too easy), it should also print "dlroW ,olleH" when the ...
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10
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Figure out which of your friends reveals confidential information to the media!
Exposition
You send secret information to 100 of your friends, and the next day you discover that the information has been published! Who could have revealed it?
To determine that, you number your ...
19
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3
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Magical BF: BF code that works in two ways
Challenge
In this challenge, we will use a language that is very similar to Brainfuck but slightly different.
This variant of BF does not have any input and output commands; instead, it simply takes ...
23
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10
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I (rev)?(pal)? the source code, you (rev)?(pal)? the input!
Just because the reverse and palindrome were not too challenging individually :)
Write a program (full program or function) that satisfies the following: given a string input,
the program as-is ...
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44
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Repeat your program to print Fibonacci numbers
Write a program fragment so that, when repeated N times it prints the Nth Fibonacci number. For example, if your program is print(x) then:
...
27
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15
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Reverse the polyglot, change the language
Task
Write a polyglot in two languages that when run, outputs the name of the language it is run in. Additionally, this program must also output the other language's name if the source code is ...
23
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4
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Gray coded Gray code convertor
To increase data safety at our company, we are planning to start using Gray code numbers (where successive values differ by only one bit) instead of classical binary ones.
Please help us to make a ...
9
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10
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Two In One: Guess That Language - Robbers
Cops' challenge
This cops-and-robbers challenge challenges the Cop to write a non-empty program that, when run, produces some non-empty output in language A, and, when reversed, produces some non-...
20
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15
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Two In One: Guess That Language - Cops
Robber's challenge
This cops-and-robbers challenge challenges the Cop to write a non-empty program that, when run, produces some non-empty output in language A, and, when reversed, produces some non-...
28
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28
answers
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What's the Missing Code? (Cops)
Cops' Challenge
Robbers' challenge here.
It has now been four days since the challenge was posted so all new answers should be marked as non-competing in the title. These answers can still be cracked ...
14
votes
10
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Find the biggest chunk
This challenge is not code golf. Please read the scoring before you attempt to submit an answer.
You will be given a multi-line string as input. You should output the size of the largest contiguous ...
13
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10
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From code to golf (Cops' thread)
This is a cops-and-robbers challenge, the robbers' thread is here
You can change the word code into golf by changing a letter at ...
26
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8
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2k
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Write some Genetic Quines
In this challenge, you'll create some programs which behave similarly to genes. When you run one, it will return one of its two "alleles" (a half of its source code), and concatenating any ...
10
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5
answers
542
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The Most Palindromy Code to Calculate Palindromy Numbers
The string
abaaba
Is a palindrome, meaning it doesn't change when it's reversed. However we can split it in half to make two palindromes
...
20
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7
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Hello, Toroidal Earth!
Your task is to create a program that outputs the string:
Hello, Toroidal Earth!
with an optional trailing newline.
Additionally if I remove the first line1 of ...