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Challenges

Comments on Reverse an ASCII string

Post

Reverse an ASCII string

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Your goal is to reverse an ascii string. Given a (optionally newline or null terminated) input, output your input in reverse order, optionally followed by a newline. Terminate afterward. Function answers will not be given a newline, and are not expected to output one unless they print the answer to console.

Examples

Assume all inputs are followed by a newline, and are all standard ASCII encoded.

abcdef -> fedcba
Hello, World! -> !dlroW ,olleH
racecar -> racecar

Example program

function solution(x) {
    return x.split("").reverse().join("");
}

Further clarifications

  • No, you don't have to handle nulls correctly.
  • Nor empty inputs.
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1 comment thread

General comments (7 comments)
General comments
Jo King‭ wrote over 3 years ago · edited over 3 years ago

I would recommend allowing programs to reverse all of STDIN as well. Also, forcing an extra newline to be output rather than allowing it to be optional feels like it makes the challenge more complex than it needs to be. Also, do we have to handle empty inputs?

moony‭ wrote over 3 years ago

@Jo King Codidact has a "suggest changes" feature right? Can you please use that? As for handling empty inputs: No.

moony‭ wrote over 3 years ago

There's some artifacts from this challenge being written around an answer instead of the other way around.

Moshi‭ wrote over 3 years ago

@moony Suggest edits aren't really used for stuff like that; since there are a bunch of limitations (you can't suggest more than one edit, if you change your mind you can't edit your suggested edit, you can't partially incorporate edits etc.) It's much better to use the comments for these sorts of suggestions.

Moshi‭ wrote over 3 years ago

(Aside: to mention someone you have to put the full username, without spaces)

Lundin‭ wrote over 3 years ago

Max length of input string?

luser‭ wrote over 3 years ago

The statement mentions terminating newlines, yet the given examples don't show any, so most of the answers don't care about newlines either.