Linked Questions

466
votes
820answers
151k views

“Hello, World!”

So... uh... this is a bit embarrassing. But we don't have a plain "Hello, World!" challenge yet (despite having 35 variants tagged with hello-world, and counting). While this is not the most ...
228
votes
181answers
36k views

Evolution of “Hello World!”

This contest is officially over, the winner is jimmy23013. Congratulations! The challenge is to make a program that prints Hello World! to stdout. The catch is that ...
55
votes
146answers
6k views

Evolution of OEIS

In this challenge, the goal is to recreate the On-Line Encyclopedia of Integer Sequences one sequence at a time. Similar to the Evolution of Hello World, each answer depends on a previous answer. ...
34
votes
97answers
9k views

Print X without X (robber's thread)

This is the robber's thread of a cops-and-robbers challenge. You can view the cop's thread here A pretty common beginner style question is to print some string, but, there's a catch!, you need to do ...
27
votes
65answers
10k views

Count the number of ones in an unsigned 16-bit integer

Write some statement(s) which will count the number of ones in an unsigned sixteen-bit integer. For example, if the input is 1337, then the result is ...
42
votes
16answers
8k views

What's the shortest contiguous subset of ASCII you need to output the rest?

The printable ASCII characters (hex codes 20 to 7E) in order are: ...
25
votes
42answers
2k views

Answer-Chaining Fibonacci

(Inspired by ASCII's 95 Characters...95 Movie Quotes) The Challenge Given input n, output the nth Fibonacci number. You can ...
23
votes
8answers
2k views

Prolific Perfect Pangram Programs Pertaining to Printable ASCII

Updates: Time limit removed. You must be able to describe output - see new rule. A pangram is a sentence that uses every letter in the alphabet at least once, such as: The quick brown fox jumps over ...
12
votes
10answers
3k views

Golfing Emoticons

Introduction Your challenge today (inspired by this challenge) is to write a number of snippets, functions or full programs each that output various ascii emoticons, without reusing characters. ...
16
votes
5answers
2k views

RadioASCII Elements: Output the elements of the periodic table while slowly losing characters

Here is a list of the 118 (current) elements of the periodic table (in a collapsed Stack Snippet for your convenience): ...
20
votes
4answers
1k views

Decompose a number with bit-xor without the digits 0, 3, 7

Challenge Write a function or program which takes a positive decimal number, call it A, and output two positive numbers, B and C, such that: A == B bitxor C B and C must not contain any of the ...
6
votes
3answers
1k views

Pi language interpreter

Introduction From Esolangs.org : Pi is based on the brainfuck language and uses the same instructions as it. Pi works by calculating pi digits and introducing errors in some random digits of ...