Skip to main content
Bubbler's user avatar
Bubbler's user avatar
Bubbler's user avatar
Bubbler
  • Member for 6 years, 4 months
  • Last seen this week
  • UTC+9
57 votes
154 answers
8k views

The vanilla factorial challenge

53 votes
13 answers
5k views

Read out the C variable declaration

45 votes
27 answers
3k views

Simplify ijk-string

39 votes
31 answers
2k views

Evaluate left-or-right

39 votes
31 answers
4k views

Concatenated halting problem: no + no + ... = yes

39 votes
5 answers
5k views

50 digits of π in HQ0-9+-INCOMPUTABLE?

36 votes
15 answers
3k views

Triangular Lattice Points close to the Origin

36 votes
73 answers
4k views

Sum the array times n, except the last

35 votes
2 answers
4k views

Tribute to John Conway: Collatz in FRACTRAN

33 votes
27 answers
4k views

Circumference of an ellipse

33 votes
40 answers
3k views

Bubbler and 3 others are typing․․․

32 votes
14 answers
5k views

Have you heard of tralindromes?

31 votes
16 answers
2k views

Evaluate Conway chained arrow notation

30 votes
28 answers
2k views

Cut resistance of a list

30 votes
13 answers
4k views

20 cards with no Set

30 votes
12 answers
2k views

Is it a checkered tiling?

30 votes
20 answers
2k views

An ASCII self-referential sequence

29 votes
28 answers
2k views

Recursive Z-matrix

29 votes
44 answers
6k views

This code errors on *this* and *that*, is it really written in them?

28 votes
12 answers
4k views

Densely packed decimal (DPD) to decimal

28 votes
15 answers
3k views

The ultimate inequality challenge

27 votes
11 answers
2k views

Test if a Gray code is Beckett

27 votes
7 answers
1k views

Recover polynomial \$f(x)\$ from \$f^2(x)\$

26 votes
4 answers
623 views

The half-step of Fibonacci

26 votes
19 answers
2k views

Bubbler numbers

26 votes
2 answers
2k views

Nonogram line brute-force solving

26 votes
14 answers
2k views

Counting valid Binary Sudoku rows

25 votes
11 answers
2k views

Perimeter of Conway hexagon

25 votes
10 answers
2k views

Floor of complex number

25 votes
14 answers
1k views

1D monochrome Link-a-Pix solvability

1
2 3 4 5
8