Linked Questions
11 questions linked to/from I reverse the source code, you reverse the input!
114
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Simple cat program
One of the most common standard tasks (especially when showcasing esoteric programming languages) is to implement a "cat program": read all of STDIN and print it to STDOUT. While this is ...
- 198k
150
votes
162
answers
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I double the source, you double the output!
Your task, if you wish to accept it, is to write a program that outputs a positive integer (higher than 0). The tricky part is that if I duplicate your source code, the output must be double the ...
- 42.9k
120
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76
answers
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I'm a palindrome. Are you?
There have been a couple of previous attempts to ask this question, but neither conforms to modern standards on this site. Per discussion on Meta, I'm reposting it in a way that allows for fair ...
user62131
58
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72
answers
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I reverse the source code, you negate the output!
Your task, if you wish to accept it, is to write a program that outputs a non-zero number(can be integer or float). The tricky part is that if I reverse your source code, the output must be the ...
- 4,026
44
votes
69
answers
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I reverse the source code, you negate the input!
Blatant rip-off of a rip-off. Go upvote those!
Your task, if you wish to accept it, is to write a program/function that outputs/returns its integer input/argument. The tricky part is that if I ...
- 31.8k
38
votes
25
answers
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I transpose the source code, you transpose the input!
Rip-off of a rip-off of a rip-off of a rip-off. Go upvote those!
Your task, if you wish to accept it, is to write a program/function that outputs/returns its input/argument¹. The tricky part is that ...
- 31.8k
28
votes
24
answers
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I shift the source code, you shift the input!
Sandbox
A spin-off of a rip-off of a rip-off of a rip-off of a rip-off. Go upvote those!
Your task, if you accept it, is to write a program/function that outputs/returns its input/argument. The ...
- 35.6k
19
votes
25
answers
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I palindrome the source code, you palindrome the input!
This is a rip-off of a rip-off of a rip-off of a rip-off of a rip-off. Go upvote those!
Your task, if you accept it, is to write a program/function that outputs/returns its input/args. The tricky ...
- 1,807
23
votes
10
answers
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views
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 ...
- 79.3k
7
votes
19
answers
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To count the sum of all Unicode characters of a given input under an interesting constraint
Program: To count the sum of all Unicode characters of a given input.
(No need to display the output. The final answer can be calculated in any base no need to convert back to hexadecimal.)
Test case :...
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6
answers
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I Rot-13 the source code, you Rot-19 the output!
This is alternate of a rip-off of a rip-off of a rip-off of a rip-off of a rip-off of a rip-off. Go upvote those!
Your task, if you accept it, is to write a program/function that outputs/returns its ...
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