Linked Questions

6
votes
4answers
636 views

Busy Brain Beaver reboot [duplicate]

Introduction I found a really interesting puzzle it was called Busy Brain Beaver. But it has been 3 years since the latest activity and there are some things I didn't like about it. So I decided to ...
-3
votes
7answers
281 views

Busy beaver of sorts [duplicate]

I'm surprised this hasn't been done yet, but here we go. Create a program which prints some number of 1s (ideally as large as possible) before halting. The rules are simple: Your program is bounded ...
-3
votes
1answer
630 views

Biggest number challenge (Brainfuck) [duplicate]

This is a brainfuck version of Largest Number Printable, and this. Let's think about brainfuck interpreter such that, Has array that can be stretched left & right arbitrary large Each cell can ...
79
votes
70answers
15k views

Largest number in ten bytes of code

Your goal is to print (to the standard output) the largest number possible, using just ten characters of code. You may use any features of your language, except built-in exponentiation functions. ...
29
votes
37answers
5k views

Implement hyperexponentiation/tetration without the use of '^'

The Challenge Implement tetration (aka Power Tower or Hyperexponentiation) with the least amount of characters. The Conditions Don't use the 'power' operator or its equivalents (such as ...
43
votes
16answers
15k views

Biggest Irreducible Hello World

Create a program that outputs Hello, World! The winner is the source code that is the biggest, subject to the constraint that it is irreducible For this challenge,...
49
votes
6answers
9k views

Golf a number bigger than TREE(3)

The function TREE(k) gives the length of the longest sequence of trees T1, T2, ... where each vertex is labelled with one of k colours, the tree Ti has at most i vertices, and no tree is a minor of ...
25
votes
14answers
2k views

Create the slowest growing function you can in under 100 bytes

Your job is to create the slowest growing function you can in no more than 100 bytes. Your program will take as input a nonnegative integer, and output a nonnegative integer. Let's call your program ...
28
votes
12answers
4k views

Lifetime of a Worm

Terms A worm is any list of nonnegative integers, and its rightmost (i.e., last) element is called the head. If the head is not 0, the worm has an active segment consisting of the longest contiguous ...
37
votes
8answers
4k views

Shortest terminating program whose output size exceeds Graham's number

Write the shortest possible program (length measured in bytes) satisfying the following requirements: no input output is to stdout execution eventually terminates total number of output bytes exceeds ...
6
votes
16answers
951 views

Emoticon numbers!

(related) Your challenge is to output the highest number you can. You can output as a number or as a string. You must output something that matches the regex ^\d+$,...
10
votes
8answers
926 views

The longest period iterating quine

As we know, a quine is a program that outputs its own source code. However, it's also possible to write a program that outputs another, different program, that outputs the first program again. For ...
12
votes
9answers
1k views

BigNum Bakeoff Reboot

Some of you may be familiar with the BigNum Bakeoff, which ended up quite interestingly. The goal can more or less be summarized as writing a C program who's output would be the largest, under some ...
20
votes
1answer
489 views

Traceless Busy Beaver

All those busy beavers made quite a mess. They wrote all over the tape. At this rate, our neighbour will stop lending us unbounded tapes. We need a new way to play the busy beaver game, one that ...
7
votes
3answers
1k views

Largest Number in Brainfuck BigInt for each program length up to 50 instructions

This challenge is for the largest finite number you can get BrainFuck programs of given lengths to contain in memory. We must use one of the BF versions that uses big integers for the cells rather ...

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