Questions tagged [unicode]

For challenges involving unicode.

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84
votes
13answers
7k views

Z̡̬a̧̯̔l̆̓g̛̘̟o̡ generator

Write a program or function that transforms an input string into Zalgo text. For example, for an input string Zalgo, a possible output might look like: ...
72
votes
15answers
11k views

Hello World in Multiple Languages

Task Create a program or a function that is valid in multiple programming languages, and when compiled/interpreted as a different language outputs "Hello, World!" in a different natural language. ...
69
votes
12answers
12k views

Operation Unz̖̬̜̺̬a͇͖̯͔͉l̟̭g͕̝̼͇͓̪͍o̬̝͍̹̻

I'm sure you're all familiar with Z̃͗̇̚͟Ḁ̬̹̈̊̂̏̚L̜̼͊ͣ̈́̿̚G̱̮ͩ̃͑̆ͤ̂̚Õ̷͇͉̺̜̲ͩ́ͪͬͦ͐ ̪̀ͤͨ͛̍̈͢ĝ̭͇̻̊ͮ̾͂e̬̤͔̩̋ͮ̊̈ͭ̓̃n͖͎̘̭̯̳͎͒͂̏̃̾ͯe͕̖̋ͧ͑ͪ̑r̛ͩa̴͕̥̺̺̫̾ͭ͂ͥ̄ͧ͆t͍̻̘̆o͓̥ͤͫ̃̈̂r̹̤͇̰̻̯̐ͮ̈́ͦ͂͞. If not, you can play ...
46
votes
12answers
2k views

Braille graphics

Cut a boolean matrix in 4x2 blocks and render them as Braille characters U+2800...U+28FF. ...
45
votes
18answers
5k views

Sᴍᴀʟʟ Cᴀᴘꜱ Cᴏɴᴠᴇʀᴛᴇʀ

Portable Spec. Iɴꜱᴘɪʀᴇᴅ ʙʏ @ConorO'Brien's ᴜꜱᴇʀɴᴀᴍᴇ. Aʟꜱᴏ ᴛʜᴀɴᴋꜱ ᴛᴏ @Dᴏᴏʀᴋɴᴏʙ ꜰᴏʀ ꜱʜᴏᴡɪɴɢ ᴍᴇ ᴛʜᴇ ᴇxɪꜱᴛᴇɴᴄᴇ ᴏꜰ ǫ ᴀɴᴅ x. Sᴍᴀʟʟ ...
42
votes
18answers
2k views

Print the character names

Every Unicode character has a name, like "LATIN CAPITAL LETTER A". A Unicode character name may contain only uppercase letters, white spaces, and the minus sign. Write a program that reads a text and ...
28
votes
30answers
3k views

Bytes/Character

Task Given a UTF-8 string (by any means) answer (by any means) an equivalent list where every element is the number of bytes used to encode the corresponding input character. Examples ...
28
votes
20answers
2k views

Convert to Suzhou numerals

Suzhou numerals (蘇州碼子; also 花碼) are Chinese decimal numerals: 0 〇 1 〡 一 2 〢 二 3 〣 三 4 〤 5 〥 6 〦 7 〧 8 〨 9 〩 They pretty much work like Arabic numerals, except ...
28
votes
12answers
3k views

𝗠𝗮𝘁𝗵 𝖲𝖺𝗇𝗌 𝗔𝗹𝘁𝗲𝗿𝗻𝗮𝘁𝗼𝗿

Introduction Try to convert words to two different unicode fonts. Challenge Your task is to transform your input string into the 𝖬𝖺𝗍𝗁 𝖲𝖺𝗇𝗌 and 𝗠𝗮𝘁𝗵 𝗦𝗮𝗻𝘀 𝗕𝗼𝗹𝗱 unicode characters. ...
26
votes
11answers
3k views

Bake me some moji

Given a string, character list, byte stream, sequence… which is both valid UTF-8 and valid Windows-1252 (most languages will probably want to take a normal UTF-8 string), convert it from (that is, ...
26
votes
10answers
1k views

How fast can I say your program?

I recently decided to download some dictation software, in order to help with my writing. However, it doesn't work very well when I'm coding, since I have to change from saying words to symbols and ...
26
votes
2answers
610 views

Can this village have a wedding?

The quaint hamlet of Кодгольф in the Russian far east has a problem: their population is low (below 66), and no new people have arrived for years. Moreover, after centuries of near-isolation, just ...
25
votes
11answers
2k views

HE COMETH NOT - a zalgo challenge

Write a program or function that, given a string, will strip it of zalgo, if any exists. Zalgo For this post, zalgo is defined as any character from the following Unicode ranges: Combining ...
24
votes
27answers
4k views

Output the Hebrew alphabet

Your task is to print this exact text: אבגדהוזחטיכךלמםנןסעפףצץקרשת (You are allowed to print a trailing newline) SHA256 hash of the UTF-8 encoding of the text: ...
23
votes
26answers
5k views

When I grow up I want to be ASCII

Task Your task is to take a character in: AÁÀÃÂBCÇDEÉÊFGHIÍJKLMNOÕÓÔPQRSTUÚVWXYZaáàãâbcçdeéêfghiíjklmnoõóôpqrstuúvwxyz and turn it into a characters in: ...
23
votes
18answers
2k views

Print a shuffled deck of cards

Input None Output 52 cards. No duplicates. Cards are represented as their unicode characters, e.g. 🂹. The Unicode codepoints follow the following format: The first three digits are ...
23
votes
8answers
2k views

Take that frown and turn it around

A celebration of the many faces of APL Given a string among those in column 1 or column 2 of the below table, return the string's neighbor to its right. In other words, if given a string in column 1 ...
22
votes
10answers
3k views

Braille-ify a string

And no, This is not a dupe of Translate ASCII text to braille. There are 28=256 Braille patterns in Unicode. (By 'Braille' I mean 8-cell ones) W, wait. How many ASCII characters were there? 27 = 128? ...
21
votes
38answers
5k views

All you have to do is print the number 1! …Twice

Your task In your language of choice: create a program that outputs 1 This 1 may either be a string or value equivalent to the ...
21
votes
15answers
3k views

Count the bytes of a program

Note 2: I accepted @DigitalTrauma's 6-byte long answer. If anyone can beat that I will change the accepted answer. Thanks for playing! Note: I will be accepting an ...
21
votes
11answers
2k views

Unicode Fractions

Given a fraction in the format m/n (where m and n are coprime integers), output the corresponding Unicode fraction. Your program/function will not be expected to ...
21
votes
25answers
3k views

Parse my Esperanto!

The famous constructed language Esperanto uses the Latin alphabet (mostly, see the linked wikipedia page for details). However, there are some characters with accents: ĉ, ĝ, ĥ, ĵ, ŝ, and ŭ. (C-...
21
votes
11answers
2k views

Sort of numbers

Within the recesses of Unicode characters, there exists a Unicode block of (currently) 63 characters named "Number Forms", which consists of characters that have numerical values such as the roman ...
21
votes
3answers
2k views

Decode Faux Braille

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19
votes
6answers
860 views

Reverse Boustrophedon Text

Boustrophedon is a type of bi-directional text where successive lines alternate between reading left-to-right and right-to-left. Character direction was also mirrored with respect to reading direction....
17
votes
18answers
3k views

Print Real Invisible Text

My previous challenge, Print invisible text was quite popular, likely due to how trivial it is. However those more observant of you may have noticed that you're not really printing invisible text, ...
17
votes
6answers
860 views

Is it an emoji?

I've been working on this iOS app recently and I encountered a (rather easily solved) problem: How do I determine if my string is comprised only of emojis? Well, that's your job today! Input A ...
17
votes
4answers
436 views

Cross-Alphabetic Characters

Background I saw this very interesting Venn Diagram on wikipedia: https://simple.wikipedia.org/wiki/Alphabet#/media/File:Venn_diagram_gr_la_ru.svg It shows the letters (physical shapes) in different ...
17
votes
3answers
1k views

Unicode UTF Converter

The goal is to create a fully compliant converter between the official Unicode encodings as given in the UTF FAQ. Given that this is centred on Unicode, I will accept the answer with the lowest byte ...
17
votes
1answer
239 views

Squish-unsquish ligatures

Here is a list of some common ligatures in Unicode (the ones I could create with my Compose key on Debian): ...
16
votes
31answers
2k views

Spell out the Revu'a

Actually not inspired neither by Atbash Self Palindromes nor by Generalized Gematria Calculator. Given a string s of length n, output the Revu'a sequence, which is the first character of s, the first ...
16
votes
11answers
2k views

Output “Lorem ipsum” with minimal number of characters

I remember people saying that code size should be measured in bytes, and not in characters, because it's possible to store information with weird Unicode characters, which have no visual meaning. How ...
16
votes
1answer
682 views

Convert ASCII box drawing into Unicode

I am shamelessly posting a request for something I would actually find useful. The task is to take an arbitrary ascii box drawing like this ...
15
votes
16answers
1k views

Supreme Sum String

Supreme Sum String Given an input string, return the word with the highest sum of each of its unicode characters. Rules The input should be seperated by whitespace The value of each word is based ...
15
votes
5answers
2k views

What's the current zodiac?

Display the emoji of the eastern zodiac of given time, according to given country. The eastern zodiac is a classification scheme that assigns an animal and its reputed attributes to each year in a ...
15
votes
10answers
743 views

Convert CSV to Table

The Challenge Given a CSV input, output a proper unicode table using box characters. Formatting The table will be formatted using the following rules: Column width will be equal to the longest ...
12
votes
12answers
2k views

Parse a Unicode vulgar fraction

Objective Given a string with single Unicode vulgar fraction, parse it to a rational number. Valid inputs A valid input is one of: ¼ U+00BC; one quarter ...
12
votes
8answers
2k views

Russian Caesar cipher

The objective Given a Russian text, encrypt it with Caesar cipher with key 16. The basic Cyrillic alphabets The basic Cyrillic alphabets are: (U+0410 – U+042F) ...
12
votes
5answers
472 views

What time is it in unicode?

The challenge is simplistic, given an input time as a string in any one of the following formats: hh, hh:mm or ...
11
votes
5answers
1k views

Generalized Gematria Calculator

Create a bidirectional Gematria calculator, for any given sequence of Unicode characters as the alphabet. Gematri-What? Gematria is a system of assigning numerical values to symbols, developed by ...
10
votes
1answer
205 views

Count the Shantens

Introduction to Mahjong tiles Mahjong (麻雀) is a board game that originates from China. Mahjong tiles used in this challenge are in Unicode points U+1F000 – U+1F021: ...
10
votes
3answers
559 views

Unicode rectangles

Given a matrix a of characters from u=" ╶╺╵└┕╹┖┗╴─╼┘┴┶┚┸┺╸╾━┙┵┷┛┹┻╷┌┍│├┝╿┞┡┐┬┮┤┼┾┦╀╄┑┭┯┥┽┿┩╃╇╻┎┏╽┟┢┃┠┣┒┰┲┧╁╆┨╂╊┓┱┳┪╅╈┫╉╋" the ...
9
votes
3answers
419 views

North Korean dictionary order

The objective Given a string of Hangul syllables, sort the characters in North Korean dictionary order. Introduction to Hangul syllables Hangul(한글) is the Korean writing system invented by Sejong ...
9
votes
1answer
363 views

Convert Complex Chinese Numbers into Arabic Numbers

Your task is to convert Chinese numerals into Arabic numerals. A problem similar to Convert Chinese numbers, however, more complex. Also, answers given there mostly don't satisfy all the conditions. ...
9
votes
4answers
244 views

Remind me again?

Introduction Ever heard of Remind? No? Neither did I until about 2 years ago. Basic premise of it is for teachers to send out reminders and communicate with their students. Pretty neat, right? It ...
8
votes
16answers
949 views

Print the Greek national anthem

In March 25, 1821, Greece fought its great war of independence. In order to honor this, your task is to print the Greek national anthem: ...
8
votes
0answers
611 views

Encode a steganographic encoder into a package

Introduction By steganography we mean hiding a message along an existing text or image so the result would be unsuspicious of the existence of the original message. This challenge is about hiding ...
7
votes
4answers
545 views

Őőőőőőő, are you there?

Description While support is getting better and better for people to write in various scripts around the world using unicode, and now you can even write in emojis as well, unfortunately most fonts[...
7
votes
3answers
5k views

Convert CP437 to UTF-8

The goal is to read bytes from input encoded in Code Page 437 and output the same characters encoded as UTF-8. That is, bytes should be translated into Unicode codepoints per this table (a particular ...
6
votes
1answer
602 views

Invent your own Unicode 7.0.0 encoding (as efficient as possible)

As you may know, the Unicode standard has room for 1,114,111 code points, and each assigned code point represents a glyph (character, emoji, etc.). Most code points are not yet assigned. Current ...