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Hy
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12 Days of Christmas
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Abundant Numbers
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Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
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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
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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
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Turtle
Tutorial
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Hole
Golfer
Bytes
Time
Submitted
Pernicious Numbers
albanian-laundromat
🥇
24
248ms
12 days ago
Pernicious Numbers
JOrE20
26
91ms
19 Aug 2026
Pernicious Numbers
scpchicken
🥇
24
95ms
13 May 2026
Pernicious Numbers
denkyuu1
38
106ms
14 Apr 2026
Pernicious Numbers
madex
40
98ms
29 Mar 2026
Pernicious Numbers
GolfingSuccess
26
114ms
13 Mar 2026
Pernicious Numbers
snoozingnewt
🥇
24
97ms
3 Dec 2025
Pernicious Numbers
Yax42
40
118ms
4 Oct 2025
Pernicious Numbers
CaedenHarper
105
124ms
16 Aug 2025
Pernicious Numbers
fuzzylojik-golf
🥇
24
100ms
6 Jul 2025
Pernicious Numbers
alphafalfa
59
104ms
9 Dec 2024
Pernicious Numbers
dokutan
38
112ms
14 Oct 2024
Pernicious Numbers
Mabeloid
105
93ms
3 Oct 2024
Pernicious Numbers
pardouin
🥇
24
160ms
19 Aug 2024
Pernicious Numbers
KatieLG
105
112ms
2 Jun 2024
Pernicious Numbers
HumanoidCPU
105
81ms
10 May 2024
Pernicious Numbers
rucin93
26
99ms
28 Feb 2024
Pernicious Numbers
rollershutter
44
100ms
25 Jan 2024
Pernicious Numbers
Natanaelel
27
95ms
5 Jan 2024
Pernicious Numbers
ovs-code
🥇
24
113ms
2 Jan 2024
Pernicious Numbers
Betuaredead
🥇
24
94ms
12 Nov 2023
Pernicious Numbers
Yewzir
🥇
24
99ms
12 Oct 2023
Pernicious Numbers
msbranicky
57
110ms
10 Sep 2023
Pernicious Numbers
SirFireball3521
🥇
24
98ms
13 Mar 2023
Pernicious Numbers
Shanethegamer
26
95ms
6 Feb 2023
Pernicious Numbers
neel11235813
44
104ms
3 Feb 2023
Pernicious Numbers
MeWhenI
40
103ms
30 Jan 2023
Pernicious Numbers
sean-niemann
🥇
24
136ms
29 Jan 2023
Pernicious Numbers
DialFrost
🥇
24
103ms
13 Jan 2023
Pernicious Numbers
trist224
40
97ms
14 Dec 2022
Pernicious Numbers
Steffan153
🥇
24
98ms
26 Nov 2022
Pernicious Numbers
JayXon
🥇
24
109ms
8 Sep 2022
Pernicious Numbers
KatieLG-Transpiler
105
88ms
24 Jun 2022
Pernicious Numbers
lynn
🥇
24
97ms
3 Jun 2022
Pernicious Numbers
SirBogman
25
99ms
31 May 2022
Pernicious Numbers
krcs
40
97ms
21 Apr 2022
Pernicious Numbers
nwellnhof
27
118ms
6 Dec 2021
Pernicious Numbers
mokymok
139
87ms
11 Nov 2021
Pernicious Numbers
Lydxn
🥇
24
101ms
25 Sep 2021
Pernicious Numbers
olivermrose
44
107ms
20 Sep 2021
Pernicious Numbers
NewDefectus
26
99ms
28 May 2021
Pernicious Numbers
primo-ppcg
🥇
24
102ms
10 May 2021
Pernicious Numbers
prplz
🥇
24
100ms
9 May 2021
Pernicious Numbers
sisyphus-ppcg
🥇
24
96ms
9 May 2021
Pernicious Numbers
GrayJoKing
🥇
24
95ms
9 May 2021
Pernicious Numbers
Indivicivet
40
95ms
24 Mar 2021
Pernicious Numbers
Secozzi
44
103ms
21 Mar 2021
Pernicious Numbers
o0lit3
25
99ms
11 Feb 2021
Pernicious Numbers
BBoehm
41
101ms
10 Feb 2021
Pernicious Numbers
RustemB
45
96ms
3 Jan 2021
Pernicious Numbers
itiievskyi
41
95ms
21 Aug 2020
Pernicious Numbers
jjatria
40
94ms
11 Jul 2020
Pernicious Numbers
Attero
40
109ms
28 Apr 2020
Pernicious Numbers
retrohun
42
102ms
26 Apr 2019
Pernicious Numbers
elisherer
44
100ms
13 Apr 2019
Pernicious Numbers
massung
49
98ms
26 Mar 2019
Pernicious Numbers
xohmz
40
97ms
5 Nov 2018
Pernicious Numbers
hughsimpson
42
95ms
18 Jul 2018
Pernicious Numbers
phdphil
39
105ms
3 Jul 2018
Pernicious Numbers
IAGOAG
40
97ms
25 Jun 2018
Pernicious Numbers
yokasuretsu
40
98ms
1 May 2018
Pernicious Numbers
thospel
31
117ms
17 Apr 2018
Pernicious Numbers
gustawdaniel
51
106ms
1 Apr 2018
Pernicious Numbers
AlexDaniel
44
109ms
26 Feb 2018
Pernicious Numbers
labster
41
114ms
17 Feb 2018
Pernicious Numbers
mcreenan
44
108ms
27 Jan 2018
Pernicious Numbers
evb0110
40
94ms
24 Jan 2018
Pernicious Numbers
dan-simon
34
102ms
29 Dec 2017
Pernicious Numbers
bluebear94
37
95ms
23 Dec 2017
Pernicious Numbers
lancew
105
85ms
16 Nov 2017
Pernicious Numbers
JRaspass
40
117ms
18 Oct 2017