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Questions tagged [unicode]

For challenges involving unicode.

26
votes
11answers
955 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 ...
1
vote
0answers
72 views

Sino-Korean numerals [duplicate]

The Korean language has two sets of numerals, a native Korean numerals and Sino-Korean numerals. The native Korean numerals are mostly used for numbers under 100, such as age and time. The Sino-...
27
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 ...
6
votes
5answers
284 views

Japanese pitch accent numbers

Your challenge is to turn a Japanese word and a dictionary pitch accent number into a new string where the rises and falls in pitch are marked: e.g. (2, ウシロ) → ウ/シ\ロ...
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 ...
20
votes
11answers
1k 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 ...
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, ...
1
vote
0answers
120 views

Render a monospaced bitmap font from image [closed]

Input is in this format: image fontwidth fontheight rowwidth xoffset yoffset xgap ygap non-existent charstart thetextitself thetextitself: The text that should ...
17
votes
4answers
391 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 ...
5
votes
3answers
454 views

𝘜𝘯𝘪𝘤𝘰𝘥𝘦 𝗠𝗮𝗿𝗸𝗱𝗼𝘄𝗻 F̲o̲r̲m̲a̲t̲t̲e̲r̲ (*Unicode* **Markdown** __Formatter__)

If you cannot see this post, you can use this image Your task is to create a markdown parser that outputs Unicode. It should support 𝗯𝗼𝗹𝗱, 𝘪𝘵𝘢𝘭𝘪𝘤, 𝙼𝚘𝚗𝚘𝚜𝚙𝚊𝚌𝚎, and 𝗎̲𝗇̲𝖽̲𝖾̲𝗋̲𝗅̲�...
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. ...
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 ...
8
votes
4answers
504 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[...
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
3answers
1k views

Decode Faux Braille

...
0
votes
4answers
427 views

The thousand character classic

Background The Thousand Character Classic is a chinese poem written around the 4th Century CE in China, and memorized by large populations since then. The name comes from not only its length, but its ...
72
votes
14answers
9k 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. ...
10
votes
3answers
518 views

Unicode rectangles

Given a matrix a of characters from u=" ╶╺╵└┕╹┖┗╴─╼┘┴┶┚┸┺╸╾━┙┵┷┛┹┻╷┌┍│├┝╿┞┡┐┬┮┤┼┾┦╀╄┑┭┯┥┽┿┩╃╇╻┎┏╽┟┢┃┠┣┒┰┲┧╁╆┨╂╊┓┱┳┪╅╈┫╉╋" the ...
46
votes
12answers
2k views

Braille graphics

Cut a boolean matrix in 4x2 blocks and render them as Braille characters U+2800...U+28FF. ...
21
votes
7answers
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 ...
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 ...
16
votes
16answers
2k 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, ...
1
vote
5answers
397 views

Generate Tiny Text [duplicate]

Challenge Your program needs to take an input of a string, where the string has only letters, no special characters, no numbers, and no accents (they look all weird). Then, your program should ...
9
votes
4answers
218 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 ...
25
votes
11answers
1k 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 ...
22
votes
10answers
2k 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 = ...
8
votes
16answers
929 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: ...
2
votes
0answers
284 views

Decode a UTF-8 character [closed]

The challenge Your task is to decode the first character in a UTF-8 byte sequence. The input is a byte array or a byte string holding a UTF-8 byte sequence. If the (start of the) sequence is valid, ...
13
votes
5answers
440 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 ...
17
votes
6answers
690 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 ...
14
votes
10answers
670 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 ...
22
votes
26answers
3k 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: ...
1
vote
0answers
92 views

Print a better layered cake [duplicate]

I was looking at my previous challenge and thought I could make a better version, but I didn't want to modify that one, so here it is! Challenge Given an input n, ...
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 ...
4
votes
14answers
749 views

Convert to Bubble Letters

So I was playing around with my compose key, and found some cool things, one of them being that by pressing compose + ( + alphanumeric + ), you get that character ...
28
votes
29answers
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 ...
15
votes
1answer
583 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 ...
16
votes
28answers
1k 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 ...
17
votes
1answer
210 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): ...
6
votes
0answers
503 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 ...
18
votes
6answers
809 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....
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 ...
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 ...
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: ...
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 ...
-2
votes
1answer
164 views

Print n-z characters of Unicode table [closed]

The challenge is to write a program which outputs all characters of the Unicode table from n to z range. For code "0000" is the first in order and you must skip all blank Unicode combinations. For ...
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 ...
6
votes
1answer
575 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 ...
3
votes
0answers
392 views

Encode as many ASCII characters as possible in a single tweet [closed]

Yet another compression challenge... but it could still be interesting... Rules Write a program that reads a string of printable ASCII characters, and outputs that string (or most of it) compressed ...
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 ...