This challenge is loosely inspired by the unimplemented esolang Pada.
Consider an array of 8 bits, all initialised to zero. We'll introduce a very minimalistic instruction set to print arbitrary strings. There are two instructions, both of which take a parameter N which is the index of a bit:
...
Your challenge is to take input as a line of text and output it like this.
Input / output
The input will be a string that contains only printable ASCII characters. The first or last characters will never be spaces, and there will never be two spaces in a row. It will always be at least two ch...
The scenario
You live in a country that is having a presidential election. Each voter gets one vote, and therefore there is a firmly-entrenched two-party system. (Third parties exist, but get hardly any votes).
The latest opinion poll shows the race in a dead heat:
49%: Alberto Arbusto
49%:...
APL, 39 bytes, cracked by Mauris
"Helo, Wrd!"[0,1,2,2,3,4,5,6,3,7,2,8,9]
Efficiency is everything.
This works in the ngn-apl online interpreter (permalink).
I was hoping the double quotes, commas and zero-based indexing would be enough to cause some confusion, as they're not normally used in...
gs2, 3 bytes, cracked by feersum
e|h
In gs2:
e or \x65 is product on lists (such as the empty list of characters representing STDIN), so it pushes an int 1.
| or \x7c is power-of-2, which changes it into 21 = 2.
h or \x68 is hello, which is a ridiculous command. The story goes as follows: wh...
This is a cops-and-robbers challenge. Answer here if you are a cop (crossword maker), answer the companion question if you are a robber (crossword solver). You may take on both roles.
Cops (Puzzlers)
Your task is to write a 10×10 crossword puzzle where, instead of words or phrases, snippets of ...
