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hole will go live in approximately
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. Why not try and solve it ahead of time?
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VimL
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05AB1E
APL
Arturo
Befunge
BQN
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Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Chess Move Validation
Christmas Trees
Collatz
Connect Four
Continued Fractions
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Gray Code Decoder
Gray Code Encoder
Happy Numbers
Happy Numbers (Long)
Hexdump
Hilbert Curve
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
Musical Chords
N Queens
Nim
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
Ulam Sequence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Binary Lambda Calculus
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
Langton’s Ant
Lyndon Factorization
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Thue–Morse Constant
Turtle
Tutorial
Yellowstone Permutation
Hole
Golfer
Bytes
Time
Submitted
Pernicious Numbers
snoozingnewt
68
125ms
2 days ago
Pernicious Numbers
madex
78
126ms
29 Mar 2026
Pernicious Numbers
netfri25
76
129ms
21 Feb 2026
Pernicious Numbers
dokutan
80
128ms
17 Jul 2025
Pernicious Numbers
CaedenHarper
146
124ms
25 Jan 2025
Pernicious Numbers
Mabeloid
146
127ms
3 Oct 2024
Pernicious Numbers
sean-niemann
53
141ms
4 Sep 2024
Pernicious Numbers
alomiF
85
136ms
25 Aug 2024
Pernicious Numbers
pardouin
66
131ms
21 Aug 2024
Pernicious Numbers
DialFrost
67
129ms
8 Aug 2024
Pernicious Numbers
Steffan153
🥉
52
129ms
7 Aug 2024
Pernicious Numbers
jtaxen
121
159ms
18 Jun 2024
Pernicious Numbers
HumanoidCPU
146
125ms
19 May 2024
Pernicious Numbers
Yewzir
76
133ms
18 Feb 2024
Pernicious Numbers
brimstonetrader
77
133ms
22 Jan 2024
Pernicious Numbers
ovs-code
64
136ms
12 Nov 2023
Pernicious Numbers
the-zammers
92
144ms
10 Nov 2023
Pernicious Numbers
btnlq
57
134ms
14 Oct 2023
Pernicious Numbers
tobeannouncd
77
130ms
18 Sep 2023
Pernicious Numbers
cbrt-x
96
136ms
15 Sep 2023
Pernicious Numbers
msbranicky
146
121ms
11 Sep 2023
Pernicious Numbers
KatieLG-Transpiler
146
120ms
14 May 2023
Pernicious Numbers
Shanethegamer
68
131ms
6 Feb 2023
Pernicious Numbers
prplz
68
130ms
16 Jan 2023
Pernicious Numbers
retrohun
146
124ms
28 Dec 2022
Pernicious Numbers
strout
99
132ms
15 Aug 2022
Pernicious Numbers
yzhs
71
135ms
20 Jul 2022
Pernicious Numbers
ridingqwerty
84
125ms
13 Jul 2022
Pernicious Numbers
Awsute
73
136ms
27 Apr 2022
Pernicious Numbers
HallMatthew314
79
132ms
14 Feb 2022
Pernicious Numbers
Natanaelel
75
145ms
7 Dec 2021
Pernicious Numbers
arjanadriaanse
75
134ms
15 Nov 2021
Pernicious Numbers
annaproxy
75
136ms
13 Nov 2021
Pernicious Numbers
mokymok
148
117ms
11 Nov 2021
Pernicious Numbers
lynn
🥇
51
129ms
8 Oct 2021
Pernicious Numbers
Irratix
71
126ms
23 Sep 2021
Pernicious Numbers
xnor-gate
57
133ms
8 Sep 2021
Pernicious Numbers
hymanimy
99
155ms
18 Aug 2021
Pernicious Numbers
HPWiz
57
141ms
11 Jul 2021
Pernicious Numbers
MeWhenI
116
121ms
7 Jul 2021
Pernicious Numbers
sisyphus-ppcg
68
146ms
10 Feb 2021
Pernicious Numbers
rak1507
72
127ms
26 Jan 2021
Pernicious Numbers
boxjelly
74
135ms
6 Jan 2021
Pernicious Numbers
GrayJoKing
66
150ms
9 Dec 2020
Pernicious Numbers
KatieLG
146
122ms
23 Nov 2020
Pernicious Numbers
abailey2020
75
129ms
19 Aug 2020
Pernicious Numbers
drbalan
107
161ms
20 Jul 2020
Pernicious Numbers
henkma
🥇
51
128ms
26 Jun 2020
Pernicious Numbers
guliyevemil1
76
133ms
21 Apr 2020
Pernicious Numbers
darrell-roberts
129
132ms
5 Apr 2020
Pernicious Numbers
Haksell
146
119ms
1 Dec 2019
Pernicious Numbers
RussellEmerine
94
136ms
30 Nov 2019
Pernicious Numbers
primo-ppcg
57
128ms
8 Oct 2019
Pernicious Numbers
citsur
77
132ms
16 Jun 2019
Pernicious Numbers
user189032
75
133ms
29 May 2019
Pernicious Numbers
treeowl
77
131ms
27 Feb 2019
Pernicious Numbers
fruno-bulax
96
128ms
16 Feb 2019
Pernicious Numbers
laikoni
86
127ms
26 Dec 2018
Pernicious Numbers
bforte
69
138ms
26 Dec 2018
Pernicious Numbers
dachrillz
427
141ms
14 Oct 2018
Pernicious Numbers
yanqui-uxo
90
133ms
28 Sep 2018
Pernicious Numbers
anastos
97
142ms
23 Jul 2018